80591135

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{20173}}^1$

素因数の和:20242

約数の個数: 16

約数和(自身を含む): 104582016

約数和(自身を除く): 23990881

約数列:

[1, 5, 17, 47, 85, 235, 799, 3995, 20173, 100865, 342941, 948131, 1714705, 4740655, 16118227, 80591135]

約数ペア:

[(1, 80591135), (5, 16118227), (17, 4740655), (47, 1714705), (85, 948131), (235, 342941), (799, 100865), (3995, 20173)]