308207875

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{3373}}^1$

素因数の和:3448

約数の個数: 32

約数和(自身を含む): 416864448

約数和(自身を除く): 108656573

約数列:

[1, 5, 17, 25, 43, 85, 125, 215, 425, 731, 1075, 2125, 3373, 3655, 5375, 16865, 18275, 57341, 84325, 91375, 145039, 286705, 421625, 725195, 1433525, 2465663, 3625975, 7167625, 12328315, 18129875, 61641575, 308207875]

約数ペア:

[(1, 308207875), (5, 61641575), (17, 18129875), (25, 12328315), (43, 7167625), (85, 3625975), (125, 2465663), (215, 1433525), (425, 725195), (731, 421625), (1075, 286705), (2125, 145039), (3373, 91375), (3655, 84325), (5375, 57341), (16865, 18275)]