65466920

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{56437}}^1$

素因数の和:56477

約数の個数: 32

約数和(自身を含む): 152382600

約数和(自身を除く): 86915680

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 56437, 112874, 225748, 282185, 451496, 564370, 1128740, 1636673, 2257480, 3273346, 6546692, 8183365, 13093384, 16366730, 32733460, 65466920]

約数ペア:

[(1, 65466920), (2, 32733460), (4, 16366730), (5, 13093384), (8, 8183365), (10, 6546692), (20, 3273346), (29, 2257480), (40, 1636673), (58, 1128740), (116, 564370), (145, 451496), (232, 282185), (290, 225748), (580, 112874), (1160, 56437)]