Factors of 1165

The factors of 1165 are 1, 5, 233, 1165. It has 4 factors.

Factors of 1165

Pick any whole number from 1 to 10,000.

1165 = 5 \times 233

How to work it out

1
A factor of 1165 is a whole number that divides it with nothing left over. You only need to test the numbers up to √1165 ≈ 34.13; every one that divides gives a pair.
2
The factor pairs are listed in the table below. Together they give 4 factors.
3
Prime factorisation: keep dividing by the smallest prime that fits.
$1165 = 5 \times 233$
4
Add all the factors: 1 + 5 + 233 + 1165 = 1404. Without 1165 itself that is 239, so 1165 is a deficient number.

LaTeX source of the formulas on this page

\[ 1165 = 5 \times 233 \]

Factor	Pairs with	Product
1	1165	1 × 1165 = 1165
5	233	5 × 233 = 1165

What are the factors of 1165?

The factors of 1165 are 1, 5, 233, 1165. It has 4 factors.

What are the prime factors of 1165?

5, 233. As a product: 5 × 233.

How many factors does 1165 have?

1165 has 4 factors (2 factor pairs).

What is the sum of the factors of 1165?

1404.

Is 1165 a prime number?

No. It is divisible by 5, so 1165 = 5 × 233.