Factors of 725

5, 29. As a product: 5^2 × 29.

The factors of 725 are 1, 5, 25, 29, 145, 725. It has 6 factors.

Factors of 725

Pick any whole number from 1 to 10,000.

725 = 5^{2} \times 29

How to work it out

1
A factor of 725 is a whole number that divides it with nothing left over. You only need to test the numbers up to √725 ≈ 26.93; every one that divides gives a pair.
2
The factor pairs are listed in the table below. Together they give 6 factors.
3
Prime factorisation: keep dividing by the smallest prime that fits.
$725 = 5^{2} \times 29$
4
Add all the factors: 1 + 5 + 25 + 29 + 145 + 725 = 930. Without 725 itself that is 205, so 725 is a deficient number.

LaTeX source of the formulas on this page

\[ 725 = 5^{2} \times 29 \]

What are the factors of 725?

The factors of 725 are 1, 5, 25, 29, 145, 725. It has 6 factors.

What are the prime factors of 725?

5, 29. As a product: $5^{2}$ × 29.

How many factors does 725 have?

725 has 6 factors (3 factor pairs).

What is the sum of the factors of 725?

930.

Is 725 a prime number?

No. It is divisible by 5, so 725 = 5 × 145.