667888910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{65033}}^1$

素因数の和:65132

約数の個数: 32

約数和(自身を含む): 1311085440

約数和(自身を除く): 643196530

約数列:

[1, 2, 5, 10, 13, 26, 65, 79, 130, 158, 395, 790, 1027, 2054, 5135, 10270, 65033, 130066, 325165, 650330, 845429, 1690858, 4227145, 5137607, 8454290, 10275214, 25688035, 51376070, 66788891, 133577782, 333944455, 667888910]

約数ペア:

[(1, 667888910), (2, 333944455), (5, 133577782), (10, 66788891), (13, 51376070), (26, 25688035), (65, 10275214), (79, 8454290), (130, 5137607), (158, 4227145), (395, 1690858), (790, 845429), (1027, 650330), (2054, 325165), (5135, 130066), (10270, 65033)]