Sum of divisors: 1,392.
Sum of divisors of 130 = 252.
Add them together.
Find the sum of the proper divisors of that number.a perfect number equals the sum of its proper divisorsa deficient number is greater than the sum of its proper divisorsan abundant number is less than the sum of its proper divisors
1, 2, 3, 4, 6, 8, 12, 24 (sum = 60)
Sum of divisors = 91.
Sum of divisors: 1,392.
Sum of divisors: 980.
Sum of divisors: 1728.
Sum of divisors of 130 = 252.
Add them together.
Sum of 24's divisors: 60.
Sum of 150's divisors = 372.
Find the sum of the proper divisors of that number.a perfect number equals the sum of its proper divisorsa deficient number is greater than the sum of its proper divisorsan abundant number is less than the sum of its proper divisors
A perfect number equals the sum of its proper divisors. A deficient number is greater than the sum of its proper divisors. An abundant number is less than the sum of its proper divisors. Proper divisors of a number do not include the number itself.
The sum is 195.
1, 2, 3, 4, 6, 8, 12, 24 (sum = 60)