Is 400 an abundant number and what is its abundance?

Is 400 an abundant number?

Here we will explain and calculate if 400 is an abundant number and its abundance if applicable.

400 is an abundant number if the sum of its proper divisors is greater than 400.

The sum of its proper divisors is calculated as follows: 1 + 2 + 4 + 5 + 8 + 10 + 16 + 20 + 25 + 40 + 50 + 80 + 100 + 200 = 561.

561 is greater than 400. Therefore, 400 is an abundant number.

The abundance of 400 is the sum of its proper divisors minus 400. Thus, the abundance of 400 is 561 - 400 = 161

Abundant Calculator
You can enter another number here to check if it is an abundant number:

Is 401 an abundant number?
Go here for the next number on our list. Is it abundant?