39505625

素因数分解:

$5^4\times {\mathrm{31}}^1\times {\mathrm{2039}}^1$

素因数の和:2090

約数の個数: 20

約数和(自身を含む): 50983680

約数和(自身を除く): 11478055

約数列:

[1, 5, 25, 31, 125, 155, 625, 775, 2039, 3875, 10195, 19375, 50975, 63209, 254875, 316045, 1274375, 1580225, 7901125, 39505625]

約数ペア:

[(1, 39505625), (5, 7901125), (25, 1580225), (31, 1274375), (125, 316045), (155, 254875), (625, 63209), (775, 50975), (2039, 19375), (3875, 10195)]