68844025

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{421}}^1$

素因数の和:673

約数の個数: 24

約数和(自身を含む): 88748288

約数和(自身を除く): 19904263

約数列:

[1, 5, 25, 31, 155, 211, 421, 775, 1055, 2105, 5275, 6541, 10525, 13051, 32705, 65255, 88831, 163525, 326275, 444155, 2220775, 2753761, 13768805, 68844025]

約数ペア:

[(1, 68844025), (5, 13768805), (25, 2753761), (31, 2220775), (155, 444155), (211, 326275), (421, 163525), (775, 88831), (1055, 65255), (2105, 32705), (5275, 13051), (6541, 10525)]