161738225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{701}}^1\times {\mathrm{839}}^1$

素因数の和:1561

約数の個数: 24

約数和(自身を含む): 219360960

約数和(自身を除く): 57622735

約数列:

[1, 5, 11, 25, 55, 275, 701, 839, 3505, 4195, 7711, 9229, 17525, 20975, 38555, 46145, 192775, 230725, 588139, 2940695, 6469529, 14703475, 32347645, 161738225]

約数ペア:

[(1, 161738225), (5, 32347645), (11, 14703475), (25, 6469529), (55, 2940695), (275, 588139), (701, 230725), (839, 192775), (3505, 46145), (4195, 38555), (7711, 20975), (9229, 17525)]