51758005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{21521}}^1$

素因数の和:21576

約数の個数: 16

約数和(自身を含む): 68698224

約数和(自身を除く): 16940219

約数列:

[1, 5, 13, 37, 65, 185, 481, 2405, 21521, 107605, 279773, 796277, 1398865, 3981385, 10351601, 51758005]

約数ペア:

[(1, 51758005), (5, 10351601), (13, 3981385), (37, 1398865), (65, 796277), (185, 279773), (481, 107605), (2405, 21521)]