200081950

素因数分解:

$2^1\times 5^2\times {\mathrm{4001639}}^1$

素因数の和:4001651

約数の個数: 12

約数和(自身を含む): 372152520

約数和(自身を除く): 172070570

約数列:

[1, 2, 5, 10, 25, 50, 4001639, 8003278, 20008195, 40016390, 100040975, 200081950]

約数ペア:

[(1, 200081950), (2, 100040975), (5, 40016390), (10, 20008195), (25, 8003278), (50, 4001639)]