80940265

素因数分解:

$5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{11621}}^1$

素因数の和:11832

約数の個数: 16

約数和(自身を含む): 111571200

約数和(自身を除く): 30630935

約数列:

[1, 5, 7, 35, 199, 995, 1393, 6965, 11621, 58105, 81347, 406735, 2312579, 11562895, 16188053, 80940265]

約数ペア:

[(1, 80940265), (5, 16188053), (7, 11562895), (35, 2312579), (199, 406735), (995, 81347), (1393, 58105), (6965, 11621)]