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AMC10 2027 - Self-practice Set 6 Question 20

AMC10 · AMC10 2027 - Self-practice Set 6

Question 20

For a positive integer $n$, the number $110n^3$ has exactly $110$ positive divisors. How many positive divisors does $81n^4$ have?
  1. $110$
  2. $191$
  3. $261$
  4. $325$
  5. $425$