80613080

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{4787}}^1$

素因数の和:5219

約数の個数: 32

約数和(自身を含む): 181848240

約数和(自身を除く): 101235160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 842, 1684, 2105, 3368, 4210, 4787, 8420, 9574, 16840, 19148, 23935, 38296, 47870, 95740, 191480, 2015327, 4030654, 8061308, 10076635, 16122616, 20153270, 40306540, 80613080]

約数ペア:

[(1, 80613080), (2, 40306540), (4, 20153270), (5, 16122616), (8, 10076635), (10, 8061308), (20, 4030654), (40, 2015327), (421, 191480), (842, 95740), (1684, 47870), (2105, 38296), (3368, 23935), (4210, 19148), (4787, 16840), (8420, 9574)]