80550280

素因数分解:

$2^3\times 5^1\times {\mathrm{2013757}}^1$

素因数の和:2013768

約数の個数: 16

約数和(自身を含む): 181238220

約数和(自身を除く): 100687940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2013757, 4027514, 8055028, 10068785, 16110056, 20137570, 40275140, 80550280]

約数ペア:

[(1, 80550280), (2, 40275140), (4, 20137570), (5, 16110056), (8, 10068785), (10, 8055028), (20, 4027514), (40, 2013757)]