ll s,t,x,y,d[1d3];{rd(s);REP(s){s=0;rd(x,y);REP[d](a,Divisor(x+y,d))s+=(a-=2)|x-y?a>0&&(x-y)%a==0?t=(x+y)/(a+2),a=abs(x-y)/a,t+~a&t>a:0:x-1;wt(s);}}