Order 400.
52 conjugacy classes of subgroups.
| # | subgroup | G/H | class size | multiplicity | normal? | properties |
|---|---|---|---|---|---|---|
| 1 | C5×D20 | C2 | 1 | 2 | yes | maximal, complemented |
| 2 | #6029 | C2 | 1 | 1 | yes | maximal, characteristic, complemented |
| 3 | C2×C5×D5 | — | 2 | 2 | no | — |
| 4 | C4×C52 | C22 | 1 | 1 | yes | characteristic |
| 5 | #686 | — | 5 | 2 | no | maximal |
| 6 | C2×C52 | D4 | 1 | 1 | yes | characteristic |
| 7 | C5×D5 | — | 4 | 2 | no | — |
| 8 | C5×D4 | — | 5 | 2 | no | — |
| 9 | D20 | D5 | 1 | 2 | yes | complemented |
| 10 | #168 | — | 5 | 2 | no | — |
| 11 | #168 | — | 10 | 2 | no | — |
| 12 | C52 | D8 | 1 | 1 | yes | characteristic, complemented, Sylow |
| 13 | C22×C5 | — | 10 | 2 | no | — |
| 14 | C2×D5 | — | 2 | 2 | no | — |
| 15 | C4×C5 | — | 2 | 2 | no | — |
| 16 | C4×C5 | C2×D5 | 1 | 2 | yes | — |
| 17 | D8 | — | 25 | 1 | no | Sylow |
| 18 | C2×C5 | — | 2 | 2 | no | — |
| 19 | C2×C5 | — | 20 | 2 | no | — |
| 20 | C2×C5 | C22⋊D5 | 1 | 2 | yes | — |
| 21 | D5 | — | 4 | 2 | no | — |
| 22 | D4 | — | 5 | 2 | no | — |
| 23 | C8 | — | 25 | 1 | no | — |
| 24 | C5 | — | 2 | 2 | no | — |
| 25 | C5 | #686 | 1 | 2 | yes | complemented |
| 26 | C22 | — | 10 | 2 | no | — |
| 27 | C4 | D52 | 1 | 1 | yes | characteristic |
| 28 | C2 | — | 20 | 2 | no | — |
| 29 | C2 | #6037 | 1 | 1 | yes | characteristic |
| subgroup | G/H | |
|---|---|---|
| center | C2 | #6037 |
| commutator, Fitting, cosocle | C4×C52 | C22 |
| Frattini, hypercenter | C4 | D52 |
| socle | C2×C52 | D4 |
| hypocenter | C52 | D8 |
| LCS | G ▷ C4×C52 ▷ C2×C52 ▷ C52 | |
| UCS | C1 ◁ C2 ◁ C4 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. C5×D20 | C2 | semidirect |
| 2. #6029 | C2 | semidirect |
| 9. D20 | D5 | semidirect |
| 12. C52 | D8 | semidirect |
| 25. C5 | #686 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C5×D20 | 2 |
| #6029 | 2 |
| #686 | 5 |