If t(n) = Number of positive divisors of n, n ∈ N, then what is the value of $t(16)$?
Answer & explanation
Correct answer: option 1
The correct answer is option (1) : 5
$16= 1×16$
$16=2×8$
$16=4×4$
So, positive divisions of 16 are 1, 2, 4, 8, 16
$∴t(16)= 5$