80490854

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{4327}}^1$

素因数の和:4531

約数の個数: 16

約数和(自身を含む): 123399936

約数和(自身を除く): 42909082

約数列:

[1, 2, 71, 131, 142, 262, 4327, 8654, 9301, 18602, 307217, 566837, 614434, 1133674, 40245427, 80490854]

約数ペア:

[(1, 80490854), (2, 40245427), (71, 1133674), (131, 614434), (142, 566837), (262, 307217), (4327, 18602), (8654, 9301)]