128865865

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{599}}^1\times {\mathrm{2531}}^1$

素因数の和:3152

約数の個数: 16

約数和(自身を含む): 164073600

約数和(自身を除く): 35207735

約数列:

[1, 5, 17, 85, 599, 2531, 2995, 10183, 12655, 43027, 50915, 215135, 1516069, 7580345, 25773173, 128865865]

約数ペア:

[(1, 128865865), (5, 25773173), (17, 7580345), (85, 1516069), (599, 215135), (2531, 50915), (2995, 43027), (10183, 12655)]