Order 400.
30 conjugacy classes of subgroups.
| # | subgroup | G/H | class size | multiplicity | normal? | properties |
|---|---|---|---|---|---|---|
| 1 | C2×C4×C25 | C2 | 1 | 1 | yes | maximal, characteristic |
| 2 | #6014 | C2 | 1 | 2 | yes | maximal, complemented |
| 3 | C22×C25 | C4 | 1 | 1 | yes | characteristic |
| 4 | C4×C25 | C4 | 1 | 1 | yes | characteristic |
| 5 | C4×C25 | C22 | 1 | 1 | yes | characteristic |
| 6 | #681 | — | 5 | 1 | no | maximal |
| 7 | C2×C25 | — | 2 | 1 | no | — |
| 8 | C2×C25 | C2×C4 | 1 | 1 | yes | characteristic |
| 9 | C2×C4×C5 | D5 | 1 | 1 | yes | characteristic |
| 10 | #168 | — | 5 | 2 | no | — |
| 11 | C25 | M16 | 1 | 1 | yes | characteristic, complemented, Sylow |
| 12 | C22×C5 | Dic5 | 1 | 1 | yes | characteristic |
| 13 | C4×C5 | Dic5 | 1 | 1 | yes | characteristic |
| 14 | C4×C5 | C2×D5 | 1 | 1 | yes | characteristic |
| 15 | M16 | — | 25 | 1 | no | Sylow |
| 16 | C2×C5 | — | 2 | 1 | no | — |
| 17 | C2×C5 | C2×Dic5 | 1 | 1 | yes | characteristic |
| 18 | C2×C4 | D25 | 1 | 1 | yes | characteristic |
| 19 | C8 | — | 25 | 2 | no | — |
| 20 | C5 | #681 | 1 | 1 | yes | characteristic |
| 21 | C22 | Dic25 | 1 | 1 | yes | characteristic |
| 22 | C4 | Dic25 | 1 | 1 | yes | characteristic |
| 23 | C4 | C2×D25 | 1 | 1 | yes | characteristic |
| 24 | C2 | — | 2 | 1 | no | — |
| 25 | C2 | C2×Dic25 | 1 | 1 | yes | characteristic |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 2. #6014 | C2 | semidirect |
| 11. C25 | M16 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C2×C4×C25 | 2 |
| #6014 | 2 |
| #681 | 5 |