81105464

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{499}}^1\times {\mathrm{1847}}^1$

素因数の和:2363

約数の個数: 32

約数和(自身を含む): 166320000

約数和(自身を除く): 85214536

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 499, 998, 1847, 1996, 3694, 3992, 5489, 7388, 10978, 14776, 20317, 21956, 40634, 43912, 81268, 162536, 921653, 1843306, 3686612, 7373224, 10138183, 20276366, 40552732, 81105464]

約数ペア:

[(1, 81105464), (2, 40552732), (4, 20276366), (8, 10138183), (11, 7373224), (22, 3686612), (44, 1843306), (88, 921653), (499, 162536), (998, 81268), (1847, 43912), (1996, 40634), (3694, 21956), (3992, 20317), (5489, 14776), (7388, 10978)]