Open Marcythm opened 5 years ago
https://blog.trisolaris.top/%E3%80%8CProject-Euler-530%E3%80%8DGCD-of-Divisors/
Problem Description 定义 f\left(n\right) ： f\left(n\right)=\sum_{d\mid n}\left(d,\frac{n}{d}\right) 定义 F\left(n\right)
https://blog.trisolaris.top/%E3%80%8CProject-Euler-530%E3%80%8DGCD-of-Divisors/
Problem Description 定义 f\left(n\right) ： f\left(n\right)=\sum_{d\mid n}\left(d,\frac{n}{d}\right) 定义 F\left(n\right)