87205450

素因数分解:

$2^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{16001}}^1$

素因数の和:16122

約数の個数: 24

約数和(自身を含む): 163700460

約数和(自身を除く): 76495010

約数列:

[1, 2, 5, 10, 25, 50, 109, 218, 545, 1090, 2725, 5450, 16001, 32002, 80005, 160010, 400025, 800050, 1744109, 3488218, 8720545, 17441090, 43602725, 87205450]

約数ペア:

[(1, 87205450), (2, 43602725), (5, 17441090), (10, 8720545), (25, 3488218), (50, 1744109), (109, 800050), (218, 400025), (545, 160010), (1090, 80005), (2725, 32002), (5450, 16001)]