81880712

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{115001}}^1$

素因数の和:115096

約数の個数: 16

約数和(自身を含む): 155252700

約数和(自身を除く): 73371988

約数列:

[1, 2, 4, 8, 89, 178, 356, 712, 115001, 230002, 460004, 920008, 10235089, 20470178, 40940356, 81880712]

約数ペア:

[(1, 81880712), (2, 40940356), (4, 20470178), (8, 10235089), (89, 920008), (178, 460004), (356, 230002), (712, 115001)]