25870405

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{701}}^1$

素因数の和:789

約数の個数: 24

約数和(自身を含む): 34732152

約数和(自身を除く): 8861747

約数列:

[1, 5, 11, 55, 61, 121, 305, 605, 671, 701, 3355, 3505, 7381, 7711, 36905, 38555, 42761, 84821, 213805, 424105, 470371, 2351855, 5174081, 25870405]

約数ペア:

[(1, 25870405), (5, 5174081), (11, 2351855), (55, 470371), (61, 424105), (121, 213805), (305, 84821), (605, 42761), (671, 38555), (701, 36905), (3355, 7711), (3505, 7381)]