64493605

素因数分解:

$5^1\times {\mathrm{11}}^4\times {\mathrm{881}}^1$

素因数の和:930

約数の個数: 20

約数和(自身を含む): 85227660

約数和(自身を除く): 20734055

約数列:

[1, 5, 11, 55, 121, 605, 881, 1331, 4405, 6655, 9691, 14641, 48455, 73205, 106601, 533005, 1172611, 5863055, 12898721, 64493605]

約数ペア:

[(1, 64493605), (5, 12898721), (11, 5863055), (55, 1172611), (121, 533005), (605, 106601), (881, 73205), (1331, 48455), (4405, 14641), (6655, 9691)]