1219389500

素因数分解:

$2^2\times 5^3\times 7^2\times {\mathrm{71}}^1\times {\mathrm{701}}^1$

素因数の和:805

約数の個数: 144

約数和(自身を含む): 3146060736

約数和(自身を除く): 1926671236

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 71, 98, 100, 125, 140, 142, 175, 196, 245, 250, 284, 350, 355, 490, 497, 500, 700, 701, 710, 875, 980, 994, 1225, 1402, 1420, 1750, 1775, 1988, 2450, 2485, 2804, 3479, 3500, 3505, 3550, 4900, 4907, 4970, 6125, 6958, 7010, 7100, 8875, 9814, 9940, 12250, 12425, 13916, 14020, 17395, 17525, 17750, 19628, 24500, 24535, 24850, 34349, 34790, 35050, 35500, 49070, 49700, 49771, 62125, 68698, 69580, 70100, 86975, 87625, 98140, 99542, 122675, 124250, 137396, 171745, 173950, 175250, 199084, 245350, 248500, 248855, 343490, 347900, 348397, 350500, 434875, 490700, 497710, 613375, 686980, 696794, 858725, 869750, 995420, 1226750, 1244275, 1393588, 1717450, 1739500, 1741985, 2438779, 2453500, 2488550, 3434900, 3483970, 4293625, 4877558, 4977100, 6221375, 6967940, 8587250, 8709925, 9755116, 12193895, 12442750, 17174500, 17419850, 24387790, 24885500, 34839700, 43549625, 48775580, 60969475, 87099250, 121938950, 174198500, 243877900, 304847375, 609694750, 1219389500]

約数ペア:

[(1, 1219389500), (2, 609694750), (4, 304847375), (5, 243877900), (7, 174198500), (10, 121938950), (14, 87099250), (20, 60969475), (25, 48775580), (28, 43549625), (35, 34839700), (49, 24885500), (50, 24387790), (70, 17419850), (71, 17174500), (98, 12442750), (100, 12193895), (125, 9755116), (140, 8709925), (142, 8587250), (175, 6967940), (196, 6221375), (245, 4977100), (250, 4877558), (284, 4293625), (350, 3483970), (355, 3434900), (490, 2488550), (497, 2453500), (500, 2438779), (700, 1741985), (701, 1739500), (710, 1717450), (875, 1393588), (980, 1244275), (994, 1226750), (1225, 995420), (1402, 869750), (1420, 858725), (1750, 696794), (1775, 686980), (1988, 613375), (2450, 497710), (2485, 490700), (2804, 434875), (3479, 350500), (3500, 348397), (3505, 347900), (3550, 343490), (4900, 248855), (4907, 248500), (4970, 245350), (6125, 199084), (6958, 175250), (7010, 173950), (7100, 171745), (8875, 137396), (9814, 124250), (9940, 122675), (12250, 99542), (12425, 98140), (13916, 87625), (14020, 86975), (17395, 70100), (17525, 69580), (17750, 68698), (19628, 62125), (24500, 49771), (24535, 49700), (24850, 49070), (34349, 35500), (34790, 35050)]