65734960

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:350

約数の個数: 80

約数和(自身を含む): 158802336

約数和(自身を除く): 93067376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 97, 172, 194, 197, 215, 344, 388, 394, 430, 485, 688, 776, 788, 860, 970, 985, 1552, 1576, 1720, 1940, 1970, 3152, 3440, 3880, 3940, 4171, 7760, 7880, 8342, 8471, 15760, 16684, 16942, 19109, 20855, 33368, 33884, 38218, 41710, 42355, 66736, 67768, 76436, 83420, 84710, 95545, 135536, 152872, 166840, 169420, 191090, 305744, 333680, 338840, 382180, 677680, 764360, 821687, 1528720, 1643374, 3286748, 4108435, 6573496, 8216870, 13146992, 16433740, 32867480, 65734960]

約数ペア:

[(1, 65734960), (2, 32867480), (4, 16433740), (5, 13146992), (8, 8216870), (10, 6573496), (16, 4108435), (20, 3286748), (40, 1643374), (43, 1528720), (80, 821687), (86, 764360), (97, 677680), (172, 382180), (194, 338840), (197, 333680), (215, 305744), (344, 191090), (388, 169420), (394, 166840), (430, 152872), (485, 135536), (688, 95545), (776, 84710), (788, 83420), (860, 76436), (970, 67768), (985, 66736), (1552, 42355), (1576, 41710), (1720, 38218), (1940, 33884), (1970, 33368), (3152, 20855), (3440, 19109), (3880, 16942), (3940, 16684), (4171, 15760), (7760, 8471), (7880, 8342)]