206815100

素因数分解:

$2^2\times 5^2\times {\mathrm{2068151}}^1$

素因数の和:2068165

約数の個数: 18

約数和(自身を含む): 448788984

約数和(自身を除く): 241973884

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 2068151, 4136302, 8272604, 10340755, 20681510, 41363020, 51703775, 103407550, 206815100]

約数ペア:

[(1, 206815100), (2, 103407550), (4, 51703775), (5, 41363020), (10, 20681510), (20, 10340755), (25, 8272604), (50, 4136302), (100, 2068151)]