68505125

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{42157}}^1$

素因数の和:42185

約数の個数: 16

約数和(自身を含む): 92073072

約数和(自身を除く): 23567947

約数列:

[1, 5, 13, 25, 65, 125, 325, 1625, 42157, 210785, 548041, 1053925, 2740205, 5269625, 13701025, 68505125]

約数ペア:

[(1, 68505125), (5, 13701025), (13, 5269625), (25, 2740205), (65, 1053925), (125, 548041), (325, 210785), (1625, 42157)]