73770680

素因数分解:

$2^3\times 5^1\times {\mathrm{1109}}^1\times {\mathrm{1663}}^1$

素因数の和:2783

約数の個数: 32

約数和(自身を含む): 166233600

約数和(自身を除く): 92462920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1109, 1663, 2218, 3326, 4436, 5545, 6652, 8315, 8872, 11090, 13304, 16630, 22180, 33260, 44360, 66520, 1844267, 3688534, 7377068, 9221335, 14754136, 18442670, 36885340, 73770680]

約数ペア:

[(1, 73770680), (2, 36885340), (4, 18442670), (5, 14754136), (8, 9221335), (10, 7377068), (20, 3688534), (40, 1844267), (1109, 66520), (1663, 44360), (2218, 33260), (3326, 22180), (4436, 16630), (5545, 13304), (6652, 11090), (8315, 8872)]