82688080

素因数分解:

$2^4\times 5^1\times {\mathrm{1033601}}^1$

素因数の和:1033614

約数の個数: 20

約数和(自身を含む): 192249972

約数和(自身を除く): 109561892

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1033601, 2067202, 4134404, 5168005, 8268808, 10336010, 16537616, 20672020, 41344040, 82688080]

約数ペア:

[(1, 82688080), (2, 41344040), (4, 20672020), (5, 16537616), (8, 10336010), (10, 8268808), (16, 5168005), (20, 4134404), (40, 2067202), (80, 1033601)]