Difference between revisions of "2021 AMC 10B Problems/Problem 12"

Latest revision as of 17:44, 11 February 2021

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-==Problem==
+#redirect [[2021 AMC 12B Problems/Problem 7]]
-Let <math>N = 34 \cdot 34 \cdot 63 \cdot 270</math>. What is the ratio of the sum of the odd divisors of <math>N</math> to the sum of the even divisors of <math>N</math>?
-<math>\textbf{(A)} ~1 : 16 \qquad\textbf{(B)} ~1 : 15 \qquad\textbf{(C)} ~1 : 14 \qquad\textbf{(D)} ~1 : 8 \qquad\textbf{(E)} ~1 : 3</math>
-==Solution==
-C