315024775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{617}}^1\times {\mathrm{1571}}^1$

素因数の和:2211

約数の個数: 24

約数和(自身を含む): 421629264

約数和(自身を除く): 106604489

約数列:

[1, 5, 13, 25, 65, 325, 617, 1571, 3085, 7855, 8021, 15425, 20423, 39275, 40105, 102115, 200525, 510575, 969307, 4846535, 12600991, 24232675, 63004955, 315024775]

約数ペア:

[(1, 315024775), (5, 63004955), (13, 24232675), (25, 12600991), (65, 4846535), (325, 969307), (617, 510575), (1571, 200525), (3085, 102115), (7855, 40105), (8021, 39275), (15425, 20423)]