The number of positive integral solutions of the equation x1x2x3x4x5 = 1050 is

x1x2x3x4x5  = 2.3.52.7 For 2, the no. of ways = 5c4 = 5For 52 the no. of ways = 6c4 = 15No. of positive integral solutions 53 x 15 = 1875