408002050

素因数分解:

$2^1\times 5^2\times {\mathrm{8160041}}^1$

素因数の和:8160053

約数の個数: 12

約数和(自身を含む): 758883906

約数和(自身を除く): 350881856

約数列:

[1, 2, 5, 10, 25, 50, 8160041, 16320082, 40800205, 81600410, 204001025, 408002050]

約数ペア:

[(1, 408002050), (2, 204001025), (5, 81600410), (10, 40800205), (25, 16320082), (50, 8160041)]