Respuestas

2013-12-03T19:24:19+01:00
49 = 7^{2}
50 = 2 * 5^{2}
60 = 2^{2} * 3 * 5
70 = 2 * 5 * 7
80 = 2^{4} * 5
90 = 2 * 3^{2} * 5
100 = 2^{2} * 5^{2}