77757260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{2791}}^1$

素因数の和:3006

約数の個数: 48

約数和(自身を含む): 187622400

約数和(自身を除く): 109865140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 199, 398, 796, 995, 1393, 1990, 2786, 2791, 3980, 5572, 5582, 6965, 11164, 13930, 13955, 19537, 27860, 27910, 39074, 55820, 78148, 97685, 195370, 390740, 555409, 1110818, 2221636, 2777045, 3887863, 5554090, 7775726, 11108180, 15551452, 19439315, 38878630, 77757260]

約数ペア:

[(1, 77757260), (2, 38878630), (4, 19439315), (5, 15551452), (7, 11108180), (10, 7775726), (14, 5554090), (20, 3887863), (28, 2777045), (35, 2221636), (70, 1110818), (140, 555409), (199, 390740), (398, 195370), (796, 97685), (995, 78148), (1393, 55820), (1990, 39074), (2786, 27910), (2791, 27860), (3980, 19537), (5572, 13955), (5582, 13930), (6965, 11164)]