77983875

素因数分解:

$3^2\times 5^3\times {\mathrm{103}}^1\times {\mathrm{673}}^1$

素因数の和:797

約数の個数: 48

約数和(自身を含む): 142154688

約数和(自身を除く): 64170813

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 103, 125, 225, 309, 375, 515, 673, 927, 1125, 1545, 2019, 2575, 3365, 4635, 6057, 7725, 10095, 12875, 16825, 23175, 30285, 38625, 50475, 69319, 84125, 115875, 151425, 207957, 252375, 346595, 623871, 757125, 1039785, 1732975, 3119355, 5198925, 8664875, 15596775, 25994625, 77983875]

約数ペア:

[(1, 77983875), (3, 25994625), (5, 15596775), (9, 8664875), (15, 5198925), (25, 3119355), (45, 1732975), (75, 1039785), (103, 757125), (125, 623871), (225, 346595), (309, 252375), (375, 207957), (515, 151425), (673, 115875), (927, 84125), (1125, 69319), (1545, 50475), (2019, 38625), (2575, 30285), (3365, 23175), (4635, 16825), (6057, 12875), (7725, 10095)]