64761490

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{46591}}^1$

素因数の和:46737

約数の個数: 16

約数和(自身を含む): 117411840

約数和(自身を除く): 52650350

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 46591, 93182, 232955, 465910, 6476149, 12952298, 32380745, 64761490]

約数ペア:

[(1, 64761490), (2, 32380745), (5, 12952298), (10, 6476149), (139, 465910), (278, 232955), (695, 93182), (1390, 46591)]