10203100

素因数分解:

$2^2\times 5^2\times {\mathrm{102031}}^1$

素因数の和:102045

約数の個数: 18

約数和(自身を含む): 22140944

約数和(自身を除く): 11937844

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 102031, 204062, 408124, 510155, 1020310, 2040620, 2550775, 5101550, 10203100]

約数ペア:

[(1, 10203100), (2, 5101550), (4, 2550775), (5, 2040620), (10, 1020310), (20, 510155), (25, 408124), (50, 204062), (100, 102031)]