Number /Sum of Factors
Examples : 1. Find the number of factors that the number 2025 has. Solution: Express 2025 as product of prime numbers. 2025 = 3*3*3*3*5*5 = (3^4) *(5^2) Hence the number of factors 2025 has is (4+1)(2+1)=15. 2. What is the sum of factors of 48. Solution : 48 = (2^4)*(3^1) Here a=2, b=3, p=4, q=1. Now apply the formula as given above. |
