168410975

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{1559}}^1$

素因数の和:1747

約数の個数: 24

約数和(自身を含む): 217620000

約数和(自身を除く): 49209025

約数列:

[1, 5, 25, 29, 145, 149, 725, 745, 1559, 3725, 4321, 7795, 21605, 38975, 45211, 108025, 226055, 232291, 1130275, 1161455, 5807275, 6736439, 33682195, 168410975]

約数ペア:

[(1, 168410975), (5, 33682195), (25, 6736439), (29, 5807275), (145, 1161455), (149, 1130275), (725, 232291), (745, 226055), (1559, 108025), (3725, 45211), (4321, 38975), (7795, 21605)]