9901550

素因数分解:

$2^1\times 5^2\times {\mathrm{198031}}^1$

素因数の和:198043

約数の個数: 12

約数和(自身を含む): 18416976

約数和(自身を除く): 8515426

約数列:

[1, 2, 5, 10, 25, 50, 198031, 396062, 990155, 1980310, 4950775, 9901550]

約数ペア:

[(1, 9901550), (2, 4950775), (5, 1980310), (10, 990155), (25, 396062), (50, 198031)]