HMMT 二月 2006 · 冲刺赛 · 第 31 题
HMMT February 2006 — Guts Round — Problem 31
题目详情
- [10] Let A be as in problem 33. Let W be the sum of all positive integers that divide A . Find W .
解析
- Let A be as in problem 33. Let W be the sum of all positive integers that divide A . Find W . Answer: 8 Solution: Problems 31–33 go together. See below.