51124180

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{25309}}^1$

素因数の和:25419

約数の個数: 24

約数和(自身を含む): 108428040

約数和(自身を除く): 57303860

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 25309, 50618, 101236, 126545, 253090, 506180, 2556209, 5112418, 10224836, 12781045, 25562090, 51124180]

約数ペア:

[(1, 51124180), (2, 25562090), (4, 12781045), (5, 10224836), (10, 5112418), (20, 2556209), (101, 506180), (202, 253090), (404, 126545), (505, 101236), (1010, 50618), (2020, 25309)]