25513080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1987}}^1$

素因数の和:2108

約数の個数: 64

約数和(自身を含む): 77293440

約数和(自身を除く): 51780360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 107, 120, 214, 321, 428, 535, 642, 856, 1070, 1284, 1605, 1987, 2140, 2568, 3210, 3974, 4280, 5961, 6420, 7948, 9935, 11922, 12840, 15896, 19870, 23844, 29805, 39740, 47688, 59610, 79480, 119220, 212609, 238440, 425218, 637827, 850436, 1063045, 1275654, 1700872, 2126090, 2551308, 3189135, 4252180, 5102616, 6378270, 8504360, 12756540, 25513080]

約数ペア:

[(1, 25513080), (2, 12756540), (3, 8504360), (4, 6378270), (5, 5102616), (6, 4252180), (8, 3189135), (10, 2551308), (12, 2126090), (15, 1700872), (20, 1275654), (24, 1063045), (30, 850436), (40, 637827), (60, 425218), (107, 238440), (120, 212609), (214, 119220), (321, 79480), (428, 59610), (535, 47688), (642, 39740), (856, 29805), (1070, 23844), (1284, 19870), (1605, 15896), (1987, 12840), (2140, 11922), (2568, 9935), (3210, 7948), (3974, 6420), (4280, 5961)]