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We then use the big CM value formula of Bruinier, Kudla, and Yang to give explicit factorization formulas for the norms of $\\lambda(\\frac{d+\\sqrt d}2)$, $1-\\lambda(\\frac{d+\\sqrt d}2)$, and $\\lambda(\\frac{d_1+\\sqrt{d_1}}2) -\\lambda(\\frac{d_2+\\sqrt{d_2}}2)$, with the latter under the condition $(d_1, d_2)=1$. 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