90194680

素因数分解:

$2^3\times 5^1\times {\mathrm{337}}^1\times {\mathrm{6691}}^1$

素因数の和:7039

約数の個数: 32

約数和(自身を含む): 203570640

約数和(自身を除く): 113375960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 337, 674, 1348, 1685, 2696, 3370, 6691, 6740, 13382, 13480, 26764, 33455, 53528, 66910, 133820, 267640, 2254867, 4509734, 9019468, 11274335, 18038936, 22548670, 45097340, 90194680]

約数ペア:

[(1, 90194680), (2, 45097340), (4, 22548670), (5, 18038936), (8, 11274335), (10, 9019468), (20, 4509734), (40, 2254867), (337, 267640), (674, 133820), (1348, 66910), (1685, 53528), (2696, 33455), (3370, 26764), (6691, 13480), (6740, 13382)]