664385128

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{260339}}^1$

素因数の和:260385

約数の個数: 32

約数和(自身を含む): 1405836000

約数和(自身を除く): 741450872

約数列:

[1, 2, 4, 8, 11, 22, 29, 44, 58, 88, 116, 232, 319, 638, 1276, 2552, 260339, 520678, 1041356, 2082712, 2863729, 5727458, 7549831, 11454916, 15099662, 22909832, 30199324, 60398648, 83048141, 166096282, 332192564, 664385128]

約数ペア:

[(1, 664385128), (2, 332192564), (4, 166096282), (8, 83048141), (11, 60398648), (22, 30199324), (29, 22909832), (44, 15099662), (58, 11454916), (88, 7549831), (116, 5727458), (232, 2863729), (319, 2082712), (638, 1041356), (1276, 520678), (2552, 260339)]