80847340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{677}}^1\times {\mathrm{853}}^1$

素因数の和:1546

約数の個数: 48

約数和(自身を含む): 194548032

約数和(自身を除く): 113700692

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 677, 853, 1354, 1706, 2708, 3385, 3412, 4265, 4739, 5971, 6770, 8530, 9478, 11942, 13540, 17060, 18956, 23695, 23884, 29855, 47390, 59710, 94780, 119420, 577481, 1154962, 2309924, 2887405, 4042367, 5774810, 8084734, 11549620, 16169468, 20211835, 40423670, 80847340]

約数ペア:

[(1, 80847340), (2, 40423670), (4, 20211835), (5, 16169468), (7, 11549620), (10, 8084734), (14, 5774810), (20, 4042367), (28, 2887405), (35, 2309924), (70, 1154962), (140, 577481), (677, 119420), (853, 94780), (1354, 59710), (1706, 47390), (2708, 29855), (3385, 23884), (3412, 23695), (4265, 18956), (4739, 17060), (5971, 13540), (6770, 11942), (8530, 9478)]