72189325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{1471}}^1$

素因数の和:1645

約数の個数: 24

約数和(自身を含む): 97104896

約数和(自身を除く): 24915571

約数列:

[1, 5, 13, 25, 65, 151, 325, 755, 1471, 1963, 3775, 7355, 9815, 19123, 36775, 49075, 95615, 222121, 478075, 1110605, 2887573, 5553025, 14437865, 72189325]

約数ペア:

[(1, 72189325), (5, 14437865), (13, 5553025), (25, 2887573), (65, 1110605), (151, 478075), (325, 222121), (755, 95615), (1471, 49075), (1963, 36775), (3775, 19123), (7355, 9815)]