87941920

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1723}}^1$

素因数の和:1778

約数の個数: 96

約数和(自身を含む): 234601920

約数和(自身を除く): 146660000

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 32, 40, 44, 55, 58, 80, 88, 110, 116, 145, 160, 176, 220, 232, 290, 319, 352, 440, 464, 580, 638, 880, 928, 1160, 1276, 1595, 1723, 1760, 2320, 2552, 3190, 3446, 4640, 5104, 6380, 6892, 8615, 10208, 12760, 13784, 17230, 18953, 25520, 27568, 34460, 37906, 49967, 51040, 55136, 68920, 75812, 94765, 99934, 137840, 151624, 189530, 199868, 249835, 275680, 303248, 379060, 399736, 499670, 549637, 606496, 758120, 799472, 999340, 1099274, 1516240, 1598944, 1998680, 2198548, 2748185, 3032480, 3997360, 4397096, 5496370, 7994720, 8794192, 10992740, 17588384, 21985480, 43970960, 87941920]

約数ペア:

[(1, 87941920), (2, 43970960), (4, 21985480), (5, 17588384), (8, 10992740), (10, 8794192), (11, 7994720), (16, 5496370), (20, 4397096), (22, 3997360), (29, 3032480), (32, 2748185), (40, 2198548), (44, 1998680), (55, 1598944), (58, 1516240), (80, 1099274), (88, 999340), (110, 799472), (116, 758120), (145, 606496), (160, 549637), (176, 499670), (220, 399736), (232, 379060), (290, 303248), (319, 275680), (352, 249835), (440, 199868), (464, 189530), (580, 151624), (638, 137840), (880, 99934), (928, 94765), (1160, 75812), (1276, 68920), (1595, 55136), (1723, 51040), (1760, 49967), (2320, 37906), (2552, 34460), (3190, 27568), (3446, 25520), (4640, 18953), (5104, 17230), (6380, 13784), (6892, 12760), (8615, 10208)]