61376680

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{19423}}^1$

素因数の和:19513

約数の個数: 32

約数和(自身を含む): 139852800

約数和(自身を除く): 78476120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 19423, 38846, 77692, 97115, 155384, 194230, 388460, 776920, 1534417, 3068834, 6137668, 7672085, 12275336, 15344170, 30688340, 61376680]

約数ペア:

[(1, 61376680), (2, 30688340), (4, 15344170), (5, 12275336), (8, 7672085), (10, 6137668), (20, 3068834), (40, 1534417), (79, 776920), (158, 388460), (316, 194230), (395, 155384), (632, 97115), (790, 77692), (1580, 38846), (3160, 19423)]