1285175500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{2803}}^1$

素因数の和:2960

約数の個数: 96

約数和(自身を含む): 3233438208

約数和(自身を除く): 1948262708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 131, 140, 175, 250, 262, 350, 500, 524, 655, 700, 875, 917, 1310, 1750, 1834, 2620, 2803, 3275, 3500, 3668, 4585, 5606, 6550, 9170, 11212, 13100, 14015, 16375, 18340, 19621, 22925, 28030, 32750, 39242, 45850, 56060, 65500, 70075, 78484, 91700, 98105, 114625, 140150, 196210, 229250, 280300, 350375, 367193, 392420, 458500, 490525, 700750, 734386, 981050, 1401500, 1468772, 1835965, 1962100, 2452625, 2570351, 3671930, 4905250, 5140702, 7343860, 9179825, 9810500, 10281404, 12851755, 18359650, 25703510, 36719300, 45899125, 51407020, 64258775, 91798250, 128517550, 183596500, 257035100, 321293875, 642587750, 1285175500]

約数ペア:

[(1, 1285175500), (2, 642587750), (4, 321293875), (5, 257035100), (7, 183596500), (10, 128517550), (14, 91798250), (20, 64258775), (25, 51407020), (28, 45899125), (35, 36719300), (50, 25703510), (70, 18359650), (100, 12851755), (125, 10281404), (131, 9810500), (140, 9179825), (175, 7343860), (250, 5140702), (262, 4905250), (350, 3671930), (500, 2570351), (524, 2452625), (655, 1962100), (700, 1835965), (875, 1468772), (917, 1401500), (1310, 981050), (1750, 734386), (1834, 700750), (2620, 490525), (2803, 458500), (3275, 392420), (3500, 367193), (3668, 350375), (4585, 280300), (5606, 229250), (6550, 196210), (9170, 140150), (11212, 114625), (13100, 98105), (14015, 91700), (16375, 78484), (18340, 70075), (19621, 65500), (22925, 56060), (28030, 45850), (32750, 39242)]