100228280

素因数分解:

$2^3\times 5^1\times {\mathrm{2505707}}^1$

素因数の和:2505718

約数の個数: 16

約数和(自身を含む): 225513720

約数和(自身を除く): 125285440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2505707, 5011414, 10022828, 12528535, 20045656, 25057070, 50114140, 100228280]

約数ペア:

[(1, 100228280), (2, 50114140), (4, 25057070), (5, 20045656), (8, 12528535), (10, 10022828), (20, 5011414), (40, 2505707)]