64745990

素因数分解:

$2^1\times 5^1\times {\mathrm{1531}}^1\times {\mathrm{4229}}^1$

素因数の和:5767

約数の個数: 16

約数和(自身を含む): 116646480

約数和(自身を除く): 51900490

約数列:

[1, 2, 5, 10, 1531, 3062, 4229, 7655, 8458, 15310, 21145, 42290, 6474599, 12949198, 32372995, 64745990]

約数ペア:

[(1, 64745990), (2, 32372995), (5, 12949198), (10, 6474599), (1531, 42290), (3062, 21145), (4229, 15310), (7655, 8458)]