85388080

素因数分解:

$2^4\times 5^1\times {\mathrm{1067351}}^1$

素因数の和:1067364

約数の個数: 20

約数和(自身を含む): 198527472

約数和(自身を除く): 113139392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1067351, 2134702, 4269404, 5336755, 8538808, 10673510, 17077616, 21347020, 42694040, 85388080]

約数ペア:

[(1, 85388080), (2, 42694040), (4, 21347020), (5, 17077616), (8, 10673510), (10, 8538808), (16, 5336755), (20, 4269404), (40, 2134702), (80, 1067351)]