51965680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1723}}^1$

素因数の和:1778

約数の個数: 80

約数和(自身を含む): 134678880

約数和(自身を除く): 82713200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 40, 52, 58, 65, 80, 104, 116, 130, 145, 208, 232, 260, 290, 377, 464, 520, 580, 754, 1040, 1160, 1508, 1723, 1885, 2320, 3016, 3446, 3770, 6032, 6892, 7540, 8615, 13784, 15080, 17230, 22399, 27568, 30160, 34460, 44798, 49967, 68920, 89596, 99934, 111995, 137840, 179192, 199868, 223990, 249835, 358384, 399736, 447980, 499670, 649571, 799472, 895960, 999340, 1299142, 1791920, 1998680, 2598284, 3247855, 3997360, 5196568, 6495710, 10393136, 12991420, 25982840, 51965680]

約数ペア:

[(1, 51965680), (2, 25982840), (4, 12991420), (5, 10393136), (8, 6495710), (10, 5196568), (13, 3997360), (16, 3247855), (20, 2598284), (26, 1998680), (29, 1791920), (40, 1299142), (52, 999340), (58, 895960), (65, 799472), (80, 649571), (104, 499670), (116, 447980), (130, 399736), (145, 358384), (208, 249835), (232, 223990), (260, 199868), (290, 179192), (377, 137840), (464, 111995), (520, 99934), (580, 89596), (754, 68920), (1040, 49967), (1160, 44798), (1508, 34460), (1723, 30160), (1885, 27568), (2320, 22399), (3016, 17230), (3446, 15080), (3770, 13784), (6032, 8615), (6892, 7540)]