64607770

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1\times {\mathrm{317}}^1$

素因数の和:642

約数の個数: 32

約数和(自身を含む): 118486800

約数和(自身を除く): 53879030

約数列:

[1, 2, 5, 10, 89, 178, 229, 317, 445, 458, 634, 890, 1145, 1585, 2290, 3170, 20381, 28213, 40762, 56426, 72593, 101905, 141065, 145186, 203810, 282130, 362965, 725930, 6460777, 12921554, 32303885, 64607770]

約数ペア:

[(1, 64607770), (2, 32303885), (5, 12921554), (10, 6460777), (89, 725930), (178, 362965), (229, 282130), (317, 203810), (445, 145186), (458, 141065), (634, 101905), (890, 72593), (1145, 56426), (1585, 40762), (2290, 28213), (3170, 20381)]