The primary factors for 70 is 2 x 5 x 7. Put simply, 70 can be expressed as a product of its primary factors that are 2, 5, and 7. Expressing 70 as a result of its prime factors 2, 5, and 7 is known as prime decomposition of 70. Such divisors are the fundamental components that make up the number 70. By performing the method of finding the prime factors on 70, we can determine that 2, 5, and 7 are its prime factors. Essentially, we are breaking down the number 70 into its constituent prime elements. Decomposing the number 70 into its primary divisors 2, 5, and 7 is called finding the prime factors of 70. By doing this we are expressing 70 as a multiplication of its fundamental elements.