80686728

素因数分解:

$2^3\times 3^2\times {\mathrm{1120649}}^1$

素因数の和:1120661

約数の個数: 24

約数和(自身を含む): 218526750

約数和(自身を除く): 137840022

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1120649, 2241298, 3361947, 4482596, 6723894, 8965192, 10085841, 13447788, 20171682, 26895576, 40343364, 80686728]

約数ペア:

[(1, 80686728), (2, 40343364), (3, 26895576), (4, 20171682), (6, 13447788), (8, 10085841), (9, 8965192), (12, 6723894), (18, 4482596), (24, 3361947), (36, 2241298), (72, 1120649)]