85885640

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{27179}}^1$

素因数の和:27269

約数の個数: 32

約数和(自身を含む): 195696000

約数和(自身を除く): 109810360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 27179, 54358, 108716, 135895, 217432, 271790, 543580, 1087160, 2147141, 4294282, 8588564, 10735705, 17177128, 21471410, 42942820, 85885640]

約数ペア:

[(1, 85885640), (2, 42942820), (4, 21471410), (5, 17177128), (8, 10735705), (10, 8588564), (20, 4294282), (40, 2147141), (79, 1087160), (158, 543580), (316, 271790), (395, 217432), (632, 135895), (790, 108716), (1580, 54358), (3160, 27179)]