90221375

素因数分解:

$5^3\times {\mathrm{823}}^1\times {\mathrm{877}}^1$

素因数の和:1715

約数の個数: 16

約数和(自身を含む): 112861632

約数和(自身を除く): 22640257

約数列:

[1, 5, 25, 125, 823, 877, 4115, 4385, 20575, 21925, 102875, 109625, 721771, 3608855, 18044275, 90221375]

約数ペア:

[(1, 90221375), (5, 18044275), (25, 3608855), (125, 721771), (823, 109625), (877, 102875), (4115, 21925), (4385, 20575)]