71328605

素因数分解:

$5^1\times {\mathrm{89}}^2\times {\mathrm{1801}}^1$

素因数の和:1984

約数の個数: 12

約数和(自身を含む): 86614932

約数和(自身を除く): 15286327

約数列:

[1, 5, 89, 445, 1801, 7921, 9005, 39605, 160289, 801445, 14265721, 71328605]

約数ペア:

[(1, 71328605), (5, 14265721), (89, 801445), (445, 160289), (1801, 39605), (7921, 9005)]