64486570

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{3499}}^1$

素因数の和:3622

約数の個数: 32

約数和(自身を含む): 123480000

約数和(自身を除く): 58993430

約数列:

[1, 2, 5, 10, 19, 38, 95, 97, 190, 194, 485, 970, 1843, 3499, 3686, 6998, 9215, 17495, 18430, 34990, 66481, 132962, 332405, 339403, 664810, 678806, 1697015, 3394030, 6448657, 12897314, 32243285, 64486570]

約数ペア:

[(1, 64486570), (2, 32243285), (5, 12897314), (10, 6448657), (19, 3394030), (38, 1697015), (95, 678806), (97, 664810), (190, 339403), (194, 332405), (485, 132962), (970, 66481), (1843, 34990), (3499, 18430), (3686, 17495), (6998, 9215)]