61542160

素因数分解:

$2^4\times 5^1\times {\mathrm{821}}^1\times {\mathrm{937}}^1$

素因数の和:1771

約数の個数: 40

約数和(自身を含む): 143412696

約数和(自身を除く): 81870536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 821, 937, 1642, 1874, 3284, 3748, 4105, 4685, 6568, 7496, 8210, 9370, 13136, 14992, 16420, 18740, 32840, 37480, 65680, 74960, 769277, 1538554, 3077108, 3846385, 6154216, 7692770, 12308432, 15385540, 30771080, 61542160]

約数ペア:

[(1, 61542160), (2, 30771080), (4, 15385540), (5, 12308432), (8, 7692770), (10, 6154216), (16, 3846385), (20, 3077108), (40, 1538554), (80, 769277), (821, 74960), (937, 65680), (1642, 37480), (1874, 32840), (3284, 18740), (3748, 16420), (4105, 14992), (4685, 13136), (6568, 9370), (7496, 8210)]