The prime factorization regarding 70 is 2 x 5 x 7. Put simply, 70 can be expressed as a product of its prime factors which are 2, 5, and 7. 70 can be written as a product of its divisors 2, 5, and 7 is known as the prime factorization of 70. These prime factors are the building blocks that form the number 70. By performing the method of finding the prime factors on 70, we can determine that 2, 5, and 7 are its main elements. Basically, we are breaking down the number 70 into its constituent fundamental factors. Decomposing the number 70 into its primary divisors 2, 5, and 7 is called the prime factorization of 70. By doing this we are expressing 70 as a multiplication of its fundamental elements.