Is 680 an abundant number and what is its abundance?

Is 680 an abundant number?

Here we will explain and calculate if 680 is an abundant number and its abundance if applicable.

680 is an abundant number if the sum of its proper divisors is greater than 680.

The sum of its proper divisors is calculated as follows: 1 + 2 + 4 + 5 + 8 + 10 + 17 + 20 + 34 + 40 + 68 + 85 + 136 + 170 + 340 = 940.

940 is greater than 680. Therefore, 680 is an abundant number.

The abundance of 680 is the sum of its proper divisors minus 680. Thus, the abundance of 680 is 940 - 680 = 260

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