28305261250

素因数分解:

$2^1\times 5^4\times 7^1\times {\mathrm{3234887}}^1$

素因数の和:3234916

約数の個数: 40

約数和(自身を含む): 60634740672

約数和(自身を除く): 32329479422

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 250, 350, 625, 875, 1250, 1750, 4375, 8750, 3234887, 6469774, 16174435, 22644209, 32348870, 45288418, 80872175, 113221045, 161744350, 226442090, 404360875, 566105225, 808721750, 1132210450, 2021804375, 2830526125, 4043608750, 5661052250, 14152630625, 28305261250]

約数ペア:

[(1, 28305261250), (2, 14152630625), (5, 5661052250), (7, 4043608750), (10, 2830526125), (14, 2021804375), (25, 1132210450), (35, 808721750), (50, 566105225), (70, 404360875), (125, 226442090), (175, 161744350), (250, 113221045), (350, 80872175), (625, 45288418), (875, 32348870), (1250, 22644209), (1750, 16174435), (4375, 6469774), (8750, 3234887)]