80928080

素因数分解:

$2^4\times 5^1\times {\mathrm{1011601}}^1$

素因数の和:1011614

約数の個数: 20

約数和(自身を含む): 188157972

約数和(自身を除く): 107229892

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1011601, 2023202, 4046404, 5058005, 8092808, 10116010, 16185616, 20232020, 40464040, 80928080]

約数ペア:

[(1, 80928080), (2, 40464040), (4, 20232020), (5, 16185616), (8, 10116010), (10, 8092808), (16, 5058005), (20, 4046404), (40, 2023202), (80, 1011601)]