Permutations And Combinations Question 196
Question: If $ a,\ b,\ c,\ d,\ e $ are prime integers, then the number of divisors of $ ab^{2}c^{2}de $ excluding 1 as a factor, is
Options:
A) 94
B) 72
C) 36
D) 71
Correct Answer: D The number of divisors $ =(1+1)(2+1)(2+1)(1+1)(1+1)=72 $ .
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Answer:
Solution:
BETA
