81334855375

素因数分解:

$5^3\times {\mathrm{443}}^1\times {\mathrm{1468801}}^1$

素因数の和:1469259

約数の個数: 16

約数和(自身を含む): 101735101728

約数和(自身を除く): 20400246353

約数列:

[1, 5, 25, 125, 443, 2215, 11075, 55375, 1468801, 7344005, 36720025, 183600125, 650678843, 3253394215, 16266971075, 81334855375]

約数ペア:

[(1, 81334855375), (5, 16266971075), (25, 3253394215), (125, 650678843), (443, 183600125), (2215, 36720025), (11075, 7344005), (55375, 1468801)]