What are the factor pairs for 1 to 25?

Answer 1

(1,2)

(1,3)

(1,4)(2,2)

(1,5)

(1,6)(2,3)

(1,7)

(1,8)(2,4)

(1,9)(3,3)

(1,10)(2,5)

(1,11)

(1,12)(2,6)(3,4)

(1,13)

(1,14)(2,7)

(1,15)(3,5)

(1,16)(2,8)(4,4)

(1,17)

(1,18)(2,9)(3,6)

(1,19)

(1,20)(2,10)(4,5)

(1,21)(3,7)

(1,22)(2,11)

(1,23)

(1,24)(2,12)(3,8)(4,6)

(1,25)(5,5)