64508945

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{2221}}^1$

素因数の和:2420

約数の個数: 16

約数和(自身を含む): 80045328

約数和(自身を除く): 15536383

約数列:

[1, 5, 37, 157, 185, 785, 2221, 5809, 11105, 29045, 82177, 348697, 410885, 1743485, 12901789, 64508945]

約数ペア:

[(1, 64508945), (5, 12901789), (37, 1743485), (157, 410885), (185, 348697), (785, 82177), (2221, 29045), (5809, 11105)]