80252020

素因数分解:

$2^2\times 5^1\times {\mathrm{4012601}}^1$

素因数の和:4012610

約数の個数: 12

約数和(自身を含む): 168529284

約数和(自身を除く): 88277264

約数列:

[1, 2, 4, 5, 10, 20, 4012601, 8025202, 16050404, 20063005, 40126010, 80252020]

約数ペア:

[(1, 80252020), (2, 40126010), (4, 20063005), (5, 16050404), (10, 8025202), (20, 4012601)]