25982840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1723}}^1$

素因数の和:1776

約数の個数: 64

約数和(自身を含む): 65167200

約数和(自身を除く): 39184360

約数列:

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

約数ペア:

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