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(1,10)(2,5)

Q: What are the factor pairs for the number 10?

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These are the 16 factor pairs for the number 1,080:1080,1540,2360,3270,4216,5180,6135,8120,9108,1090,1272,1560,1854,2045,2440,2736,30

The factor pairs of 21 are:1, 213, 7Therefore, the number 21 has two pairs of positive integer factors.

200,205, 10

1 and 10, 2 and 5

All of the composite numbers less than 100 have factor pairs.

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560 is one such.

The factor pairs of 10 are 1*10, 2*5

Factor pairs are just the factors of a number listed in a different way. The factors of 20 are 1, 2, 4, 5, 10, 20 The factor pairs of 20 are (20,1)(10,2)(5,4)

It works by multiplying and diving for example: a factor of 10 would be 1,2,5 and the number itself 10

There are 10 factor pairs for 5,000:5000,12500,21250,41000,5625,8500,10250,20200,25125,40100,50

its a factor with two pairs of the same number

The difference is between factor pairs and distinct factors. With square numbers, one of the factor pairs will be the same number twice. When listing the distinct factors, that number is only listed once.

These are the 16 factor pairs for the number 1,080:1080,1540,2360,3270,4216,5180,6135,8120,9108,1090,1272,1560,1854,2045,2440,2736,30

A square number has an odd number of factors, but a number with an odd number of factor pairs is nothing special.

(1, 100) (2, 50) (4, 25) (5, 20) (10, 10)

Number of factor pairs = number of rectangles

You find a factor pair take the number that you want to find the factor pair of and divide it by a number. If the answer come out evenly then that's your factor pair EX. Factor pairs of 150 1 and 150 2 and 75 3 and 50 5 and 30 6 and 25 10 and 15