64791050

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{18251}}^1$

素因数の和:18334

約数の個数: 24

約数和(自身を含む): 122215392

約数和(自身を除く): 57424342

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 355, 710, 1775, 3550, 18251, 36502, 91255, 182510, 456275, 912550, 1295821, 2591642, 6479105, 12958210, 32395525, 64791050]

約数ペア:

[(1, 64791050), (2, 32395525), (5, 12958210), (10, 6479105), (25, 2591642), (50, 1295821), (71, 912550), (142, 456275), (355, 182510), (710, 91255), (1775, 36502), (3550, 18251)]