8505328

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{397}}^1$

素因数の和:521

約数の個数: 40

約数和(自身を含む): 17964128

約数和(自身を除く): 9458800

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 103, 104, 206, 208, 397, 412, 794, 824, 1339, 1588, 1648, 2678, 3176, 5161, 5356, 6352, 10322, 10712, 20644, 21424, 40891, 41288, 81782, 82576, 163564, 327128, 531583, 654256, 1063166, 2126332, 4252664, 8505328]

約数ペア:

[(1, 8505328), (2, 4252664), (4, 2126332), (8, 1063166), (13, 654256), (16, 531583), (26, 327128), (52, 163564), (103, 82576), (104, 81782), (206, 41288), (208, 40891), (397, 21424), (412, 20644), (794, 10712), (824, 10322), (1339, 6352), (1588, 5356), (1648, 5161), (2678, 3176)]