80204144

素因数分解:

$2^4\times {\mathrm{281}}^1\times {\mathrm{17839}}^1$

素因数の和:18128

約数の個数: 20

約数和(自身を含む): 155957280

約数和(自身を除く): 75753136

約数列:

[1, 2, 4, 8, 16, 281, 562, 1124, 2248, 4496, 17839, 35678, 71356, 142712, 285424, 5012759, 10025518, 20051036, 40102072, 80204144]

約数ペア:

[(1, 80204144), (2, 40102072), (4, 20051036), (8, 10025518), (16, 5012759), (281, 285424), (562, 142712), (1124, 71356), (2248, 35678), (4496, 17839)]