80556

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{137}}^1$

素因数の和:158

約数の個数: 36

約数和(自身を含む): 220248

約数和(自身を除く): 139692

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 137, 147, 196, 274, 294, 411, 548, 588, 822, 959, 1644, 1918, 2877, 3836, 5754, 6713, 11508, 13426, 20139, 26852, 40278, 80556]

約数ペア:

[(1, 80556), (2, 40278), (3, 26852), (4, 20139), (6, 13426), (7, 11508), (12, 6713), (14, 5754), (21, 3836), (28, 2877), (42, 1918), (49, 1644), (84, 959), (98, 822), (137, 588), (147, 548), (196, 411), (274, 294)]