64196665

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{26693}}^1$

素因数の和:26748

約数の個数: 16

約数和(自身を含む): 85207248

約数和(自身を除く): 21010583

約数列:

[1, 5, 13, 37, 65, 185, 481, 2405, 26693, 133465, 347009, 987641, 1735045, 4938205, 12839333, 64196665]

約数ペア:

[(1, 64196665), (5, 12839333), (13, 4938205), (37, 1735045), (65, 987641), (185, 347009), (481, 133465), (2405, 26693)]