81086785

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{15791}}^1$

素因数の和:15888

約数の個数: 16

約数和(自身を含む): 106122240

約数和(自身を除く): 25035455

約数列:

[1, 5, 13, 65, 79, 395, 1027, 5135, 15791, 78955, 205283, 1026415, 1247489, 6237445, 16217357, 81086785]

約数ペア:

[(1, 81086785), (5, 16217357), (13, 6237445), (65, 1247489), (79, 1026415), (395, 205283), (1027, 78955), (5135, 15791)]