N = (2, 4, 10, 14, 20, 28, 50, 70, 98, 100, 140, 196, 250, 350, 490, 500, 686, 700, 980, 1372, 1750, 2450, 3430, 3500, 4802, 4900, 6860, 9604, 12250, 17150, 24010, 24500, 34300, 48020, 85750, 120050, 171500, 240100, 600250, 1200500)>>Total = 40 such numbers [These are square roots =N^2]