89208560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{661}}^1$

素因数の和:922

約数の個数: 80

約数和(自身を含む): 238383552

約数和(自身を除く): 149174992

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 241, 280, 482, 560, 661, 964, 1205, 1322, 1687, 1928, 2410, 2644, 3305, 3374, 3856, 4627, 4820, 5288, 6610, 6748, 8435, 9254, 9640, 10576, 13220, 13496, 16870, 18508, 19280, 23135, 26440, 26992, 33740, 37016, 46270, 52880, 67480, 74032, 92540, 134960, 159301, 185080, 318602, 370160, 637204, 796505, 1115107, 1274408, 1593010, 2230214, 2548816, 3186020, 4460428, 5575535, 6372040, 8920856, 11151070, 12744080, 17841712, 22302140, 44604280, 89208560]

約数ペア:

[(1, 89208560), (2, 44604280), (4, 22302140), (5, 17841712), (7, 12744080), (8, 11151070), (10, 8920856), (14, 6372040), (16, 5575535), (20, 4460428), (28, 3186020), (35, 2548816), (40, 2230214), (56, 1593010), (70, 1274408), (80, 1115107), (112, 796505), (140, 637204), (241, 370160), (280, 318602), (482, 185080), (560, 159301), (661, 134960), (964, 92540), (1205, 74032), (1322, 67480), (1687, 52880), (1928, 46270), (2410, 37016), (2644, 33740), (3305, 26992), (3374, 26440), (3856, 23135), (4627, 19280), (4820, 18508), (5288, 16870), (6610, 13496), (6748, 13220), (8435, 10576), (9254, 9640)]