99512180

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{70079}}^1$

素因数の和:70159

約数の個数: 24

約数和(自身を含む): 211921920

約数和(自身を除く): 112409740

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 70079, 140158, 280316, 350395, 700790, 1401580, 4975609, 9951218, 19902436, 24878045, 49756090, 99512180]

約数ペア:

[(1, 99512180), (2, 49756090), (4, 24878045), (5, 19902436), (10, 9951218), (20, 4975609), (71, 1401580), (142, 700790), (284, 350395), (355, 280316), (710, 140158), (1420, 70079)]