64381570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{2971}}^1$

素因数の和:3186

約数の個数: 32

約数和(自身を含む): 127106496

約数和(自身を除く): 62724926

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 197, 394, 985, 1970, 2167, 2971, 4334, 5942, 10835, 14855, 21670, 29710, 32681, 65362, 163405, 326810, 585287, 1170574, 2926435, 5852870, 6438157, 12876314, 32190785, 64381570]

約数ペア:

[(1, 64381570), (2, 32190785), (5, 12876314), (10, 6438157), (11, 5852870), (22, 2926435), (55, 1170574), (110, 585287), (197, 326810), (394, 163405), (985, 65362), (1970, 32681), (2167, 29710), (2971, 21670), (4334, 14855), (5942, 10835)]