651485185

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{164309}}^1$

素因数の和:164388

約数の個数: 16

約数和(自身を含む): 855726480

約数和(自身を除く): 204241295

約数列:

[1, 5, 13, 61, 65, 305, 793, 3965, 164309, 821545, 2136017, 10022849, 10680085, 50114245, 130297037, 651485185]

約数ペア:

[(1, 651485185), (5, 130297037), (13, 50114245), (61, 10680085), (65, 10022849), (305, 2136017), (793, 821545), (3965, 164309)]