201581950

素因数分解:

$2^1\times 5^2\times {\mathrm{4031639}}^1$

素因数の和:4031651

約数の個数: 12

約数和(自身を含む): 374942520

約数和(自身を除く): 173360570

約数列:

[1, 2, 5, 10, 25, 50, 4031639, 8063278, 20158195, 40316390, 100790975, 201581950]

約数ペア:

[(1, 201581950), (2, 100790975), (5, 40316390), (10, 20158195), (25, 8063278), (50, 4031639)]