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avatar+929 

No calc please.

 May 28, 2019

Best Answer 

 #1
avatar+23516 
+3

NumTheSL5#5

I assume:

\(\begin{array}{|c|c|} \hline n & 12 \text{ positive factors} \\ \hline 60&12\\ \hline 72&12\\ \hline 84&12\\ \hline 90&12\\ \hline 96&12\\ \hline \text{sum }= \mathbf{402} \\ \hline \end{array}\)

 

laugh

 May 28, 2019
 #1
avatar+23516 
+3
Best Answer

NumTheSL5#5

I assume:

\(\begin{array}{|c|c|} \hline n & 12 \text{ positive factors} \\ \hline 60&12\\ \hline 72&12\\ \hline 84&12\\ \hline 90&12\\ \hline 96&12\\ \hline \text{sum }= \mathbf{402} \\ \hline \end{array}\)

 

laugh

heureka May 28, 2019

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