80403935

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1\times {\mathrm{643}}^1$

素因数の和:1018

約数の個数: 16

約数和(自身を含む): 98068320

約数和(自身を除く): 17664385

約数列:

[1, 5, 89, 281, 445, 643, 1405, 3215, 25009, 57227, 125045, 180683, 286135, 903415, 16080787, 80403935]

約数ペア:

[(1, 80403935), (5, 16080787), (89, 903415), (281, 286135), (445, 180683), (643, 125045), (1405, 57227), (3215, 25009)]