80709794

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{26393}}^1$

素因数の和:26545

約数の個数: 16

約数和(自身を含む): 133025760

約数和(自身を除く): 52315966

約数列:

[1, 2, 11, 22, 139, 278, 1529, 3058, 26393, 52786, 290323, 580646, 3668627, 7337254, 40354897, 80709794]

約数ペア:

[(1, 80709794), (2, 40354897), (11, 7337254), (22, 3668627), (139, 580646), (278, 290323), (1529, 52786), (3058, 26393)]