39996125

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{163}}^1$

素因数の和:342

約数の個数: 32

約数和(自身を含む): 54442752

約数和(自身を除く): 14446627

約数列:

[1, 5, 13, 25, 65, 125, 151, 163, 325, 755, 815, 1625, 1963, 2119, 3775, 4075, 9815, 10595, 18875, 20375, 24613, 49075, 52975, 123065, 245375, 264875, 319969, 615325, 1599845, 3076625, 7999225, 39996125]

約数ペア:

[(1, 39996125), (5, 7999225), (13, 3076625), (25, 1599845), (65, 615325), (125, 319969), (151, 264875), (163, 245375), (325, 123065), (755, 52975), (815, 49075), (1625, 24613), (1963, 20375), (2119, 18875), (3775, 10595), (4075, 9815)]