64921430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31981}}^1$

素因数の和:32024

約数の個数: 32

約数和(自身を含む): 138162240

約数和(自身を除く): 73240810

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 31981, 63962, 159905, 223867, 319810, 447734, 927449, 1119335, 1854898, 2238670, 4637245, 6492143, 9274490, 12984286, 32460715, 64921430]

約数ペア:

[(1, 64921430), (2, 32460715), (5, 12984286), (7, 9274490), (10, 6492143), (14, 4637245), (29, 2238670), (35, 1854898), (58, 1119335), (70, 927449), (145, 447734), (203, 319810), (290, 223867), (406, 159905), (1015, 63962), (2030, 31981)]