61266520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{218809}}^1$

素因数の和:218827

約数の個数: 32

約数和(自身を含む): 157543200

約数和(自身を除く): 96276680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 218809, 437618, 875236, 1094045, 1531663, 1750472, 2188090, 3063326, 4376180, 6126652, 7658315, 8752360, 12253304, 15316630, 30633260, 61266520]

約数ペア:

[(1, 61266520), (2, 30633260), (4, 15316630), (5, 12253304), (7, 8752360), (8, 7658315), (10, 6126652), (14, 4376180), (20, 3063326), (28, 2188090), (35, 1750472), (40, 1531663), (56, 1094045), (70, 875236), (140, 437618), (280, 218809)]