63521925

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:314

約数の個数: 48

約数和(自身を含む): 108564480

約数和(自身を除く): 45042555

約数列:

[1, 3, 5, 15, 25, 71, 75, 79, 151, 213, 237, 355, 395, 453, 755, 1065, 1185, 1775, 1975, 2265, 3775, 5325, 5609, 5925, 10721, 11325, 11929, 16827, 28045, 32163, 35787, 53605, 59645, 84135, 140225, 160815, 178935, 268025, 298225, 420675, 804075, 846959, 894675, 2540877, 4234795, 12704385, 21173975, 63521925]

約数ペア:

[(1, 63521925), (3, 21173975), (5, 12704385), (15, 4234795), (25, 2540877), (71, 894675), (75, 846959), (79, 804075), (151, 420675), (213, 298225), (237, 268025), (355, 178935), (395, 160815), (453, 140225), (755, 84135), (1065, 59645), (1185, 53605), (1775, 35787), (1975, 32163), (2265, 28045), (3775, 16827), (5325, 11929), (5609, 11325), (5925, 10721)]