Question: is 13 a factor of 50?
Answer: Factors of 48: 1, 2, 3, 4, 6, 8, 12, 16, 24, 48. ... Factors of 50: 1, 2, 5, 10, 25, 50. Factors of 51: 1, 3, 17, 51. Factors of 52: 1, 2, 4, 13, 26, 52.