87501020

素因数分解:

$2^2\times 5^1\times {\mathrm{4375051}}^1$

素因数の和:4375060

約数の個数: 12

約数和(自身を含む): 183752184

約数和(自身を除く): 96251164

約数列:

[1, 2, 4, 5, 10, 20, 4375051, 8750102, 17500204, 21875255, 43750510, 87501020]

約数ペア:

[(1, 87501020), (2, 43750510), (4, 21875255), (5, 17500204), (10, 8750102), (20, 4375051)]