81203128

素因数分解:

$2^3\times {\mathrm{569}}^1\times {\mathrm{17839}}^1$

素因数の和:18414

約数の個数: 16

約数和(自身を含む): 152532000

約数和(自身を除く): 71328872

約数列:

[1, 2, 4, 8, 569, 1138, 2276, 4552, 17839, 35678, 71356, 142712, 10150391, 20300782, 40601564, 81203128]

約数ペア:

[(1, 81203128), (2, 40601564), (4, 20300782), (8, 10150391), (569, 142712), (1138, 71356), (2276, 35678), (4552, 17839)]