20650422000

素因数分解:

$2^4\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{264749}}^1$

素因数の和:264788

約数の個数: 160

約数和(自身を含む): 71698536000

約数和(自身を除く): 51048114000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 39, 40, 48, 50, 52, 60, 65, 75, 78, 80, 100, 104, 120, 125, 130, 150, 156, 195, 200, 208, 240, 250, 260, 300, 312, 325, 375, 390, 400, 500, 520, 600, 624, 650, 750, 780, 975, 1000, 1040, 1200, 1300, 1500, 1560, 1625, 1950, 2000, 2600, 3000, 3120, 3250, 3900, 4875, 5200, 6000, 6500, 7800, 9750, 13000, 15600, 19500, 26000, 39000, 78000, 264749, 529498, 794247, 1058996, 1323745, 1588494, 2117992, 2647490, 3176988, 3441737, 3971235, 4235984, 5294980, 6353976, 6618725, 6883474, 7942470, 10325211, 10589960, 12707952, 13237450, 13766948, 15884940, 17208685, 19856175, 20650422, 21179920, 26474900, 27533896, 31769880, 33093625, 34417370, 39712350, 41300844, 51626055, 52949800, 55067792, 63539760, 66187250, 68834740, 79424700, 82601688, 86043425, 99280875, 103252110, 105899600, 132374500, 137669480, 158849400, 165203376, 172086850, 198561750, 206504220, 258130275, 264749000, 275338960, 317698800, 344173700, 397123500, 413008440, 430217125, 516260550, 529498000, 688347400, 794247000, 826016880, 860434250, 1032521100, 1290651375, 1376694800, 1588494000, 1720868500, 2065042200, 2581302750, 3441737000, 4130084400, 5162605500, 6883474000, 10325211000, 20650422000]

約数ペア:

[(1, 20650422000), (2, 10325211000), (3, 6883474000), (4, 5162605500), (5, 4130084400), (6, 3441737000), (8, 2581302750), (10, 2065042200), (12, 1720868500), (13, 1588494000), (15, 1376694800), (16, 1290651375), (20, 1032521100), (24, 860434250), (25, 826016880), (26, 794247000), (30, 688347400), (39, 529498000), (40, 516260550), (48, 430217125), (50, 413008440), (52, 397123500), (60, 344173700), (65, 317698800), (75, 275338960), (78, 264749000), (80, 258130275), (100, 206504220), (104, 198561750), (120, 172086850), (125, 165203376), (130, 158849400), (150, 137669480), (156, 132374500), (195, 105899600), (200, 103252110), (208, 99280875), (240, 86043425), (250, 82601688), (260, 79424700), (300, 68834740), (312, 66187250), (325, 63539760), (375, 55067792), (390, 52949800), (400, 51626055), (500, 41300844), (520, 39712350), (600, 34417370), (624, 33093625), (650, 31769880), (750, 27533896), (780, 26474900), (975, 21179920), (1000, 20650422), (1040, 19856175), (1200, 17208685), (1300, 15884940), (1500, 13766948), (1560, 13237450), (1625, 12707952), (1950, 10589960), (2000, 10325211), (2600, 7942470), (3000, 6883474), (3120, 6618725), (3250, 6353976), (3900, 5294980), (4875, 4235984), (5200, 3971235), (6000, 3441737), (6500, 3176988), (7800, 2647490), (9750, 2117992), (13000, 1588494), (15600, 1323745), (19500, 1058996), (26000, 794247), (39000, 529498), (78000, 264749)]