820044095

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{159697}}^1$

素因数の和:159794

約数の個数: 16

約数和(自身を含む): 1073170560

約数和(自身を除く): 253126465

約数列:

[1, 5, 13, 65, 79, 395, 1027, 5135, 159697, 798485, 2076061, 10380305, 12616063, 63080315, 164008819, 820044095]

約数ペア:

[(1, 820044095), (5, 164008819), (13, 63080315), (65, 12616063), (79, 10380305), (395, 2076061), (1027, 798485), (5135, 159697)]