64751765

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{23167}}^1$

素因数の和:23228

約数の個数: 16

約数和(自身を含む): 85628928

約数和(自身を除く): 20877163

約数列:

[1, 5, 13, 43, 65, 215, 559, 2795, 23167, 115835, 301171, 996181, 1505855, 4980905, 12950353, 64751765]

約数ペア:

[(1, 64751765), (5, 12950353), (13, 4980905), (43, 1505855), (65, 996181), (215, 301171), (559, 115835), (2795, 23167)]