91628080

素因数分解:

$2^4\times 5^1\times {\mathrm{439}}^1\times {\mathrm{2609}}^1$

素因数の和:3061

約数の個数: 40

約数和(自身を含む): 213602400

約数和(自身を除く): 121974320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 439, 878, 1756, 2195, 2609, 3512, 4390, 5218, 7024, 8780, 10436, 13045, 17560, 20872, 26090, 35120, 41744, 52180, 104360, 208720, 1145351, 2290702, 4581404, 5726755, 9162808, 11453510, 18325616, 22907020, 45814040, 91628080]

約数ペア:

[(1, 91628080), (2, 45814040), (4, 22907020), (5, 18325616), (8, 11453510), (10, 9162808), (16, 5726755), (20, 4581404), (40, 2290702), (80, 1145351), (439, 208720), (878, 104360), (1756, 52180), (2195, 41744), (2609, 35120), (3512, 26090), (4390, 20872), (5218, 17560), (7024, 13045), (8780, 10436)]