Problem 52085. Compute a sum involving the totient over divisors of a number

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Write a function to compute the following sum:

where is the totient function. The sum is computed over the divisors of n (including 1 and n). The input to the function will be two limits a and b. Compute y for .

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90.0% Correct | 10.0% Incorrect

• 10 Solutions
• 6 Solvers

Last Solution submitted on Oct 11, 2022

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