68511400

素因数分解:

$2^3\times 5^2\times {\mathrm{509}}^1\times {\mathrm{673}}^1$

素因数の和:1198

約数の個数: 48

約数和(自身を含む): 159839100

約数和(自身を除く): 91327700

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 509, 673, 1018, 1346, 2036, 2545, 2692, 3365, 4072, 5090, 5384, 6730, 10180, 12725, 13460, 16825, 20360, 25450, 26920, 33650, 50900, 67300, 101800, 134600, 342557, 685114, 1370228, 1712785, 2740456, 3425570, 6851140, 8563925, 13702280, 17127850, 34255700, 68511400]

約数ペア:

[(1, 68511400), (2, 34255700), (4, 17127850), (5, 13702280), (8, 8563925), (10, 6851140), (20, 3425570), (25, 2740456), (40, 1712785), (50, 1370228), (100, 685114), (200, 342557), (509, 134600), (673, 101800), (1018, 67300), (1346, 50900), (2036, 33650), (2545, 26920), (2692, 25450), (3365, 20360), (4072, 16825), (5090, 13460), (5384, 12725), (6730, 10180)]