27580000

素因数分解:

$2^5\times 5^4\times 7^1\times {\mathrm{197}}^1$

素因数の和:234

約数の個数: 120

約数和(自身を含む): 77937552

約数和(自身を除く): 50357552

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 160, 175, 197, 200, 224, 250, 280, 350, 394, 400, 500, 560, 625, 700, 788, 800, 875, 985, 1000, 1120, 1250, 1379, 1400, 1576, 1750, 1970, 2000, 2500, 2758, 2800, 3152, 3500, 3940, 4000, 4375, 4925, 5000, 5516, 5600, 6304, 6895, 7000, 7880, 8750, 9850, 10000, 11032, 13790, 14000, 15760, 17500, 19700, 20000, 22064, 24625, 27580, 28000, 31520, 34475, 35000, 39400, 44128, 49250, 55160, 68950, 70000, 78800, 98500, 110320, 123125, 137900, 140000, 157600, 172375, 197000, 220640, 246250, 275800, 344750, 394000, 492500, 551600, 689500, 788000, 861875, 985000, 1103200, 1379000, 1723750, 1970000, 2758000, 3447500, 3940000, 5516000, 6895000, 13790000, 27580000]

約数ペア:

[(1, 27580000), (2, 13790000), (4, 6895000), (5, 5516000), (7, 3940000), (8, 3447500), (10, 2758000), (14, 1970000), (16, 1723750), (20, 1379000), (25, 1103200), (28, 985000), (32, 861875), (35, 788000), (40, 689500), (50, 551600), (56, 492500), (70, 394000), (80, 344750), (100, 275800), (112, 246250), (125, 220640), (140, 197000), (160, 172375), (175, 157600), (197, 140000), (200, 137900), (224, 123125), (250, 110320), (280, 98500), (350, 78800), (394, 70000), (400, 68950), (500, 55160), (560, 49250), (625, 44128), (700, 39400), (788, 35000), (800, 34475), (875, 31520), (985, 28000), (1000, 27580), (1120, 24625), (1250, 22064), (1379, 20000), (1400, 19700), (1576, 17500), (1750, 15760), (1970, 14000), (2000, 13790), (2500, 11032), (2758, 10000), (2800, 9850), (3152, 8750), (3500, 7880), (3940, 7000), (4000, 6895), (4375, 6304), (4925, 5600), (5000, 5516)]