80712575

素因数分解:

$5^2\times {\mathrm{643}}^1\times {\mathrm{5021}}^1$

素因数の和:5674

約数の個数: 12

約数和(自身を含む): 100259208

約数和(自身を除く): 19546633

約数列:

[1, 5, 25, 643, 3215, 5021, 16075, 25105, 125525, 3228503, 16142515, 80712575]

約数ペア:

[(1, 80712575), (5, 16142515), (25, 3228503), (643, 125525), (3215, 25105), (5021, 16075)]