Pyramids of Egypt

Let \(d(k)\) denote the number of positive divisors of an integer \(k\), including \(1\) and itself, and let \(n\) be a positive integer. In terms of \(n\), how many ordered pairs of integers \((x,y)\) are there such that \(\frac{1}{x}+\frac{1}{y}=\frac{1}{n}\)?

×

Problem Loading...

Note Loading...

Set Loading...