64106255

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{2029}}^1$

素因数の和:2194

約数の個数: 16

約数和(自身を含む): 78926400

約数和(自身を除く): 14820145

約数列:

[1, 5, 71, 89, 355, 445, 2029, 6319, 10145, 31595, 144059, 180581, 720295, 902905, 12821251, 64106255]

約数ペア:

[(1, 64106255), (5, 12821251), (71, 902905), (89, 720295), (355, 180581), (445, 144059), (2029, 31595), (6319, 10145)]