12845000

素因数分解:

$2^3\times 5^4\times 7^1\times {\mathrm{367}}^1$

素因数の和:400

約数の個数: 80

約数和(自身を含む): 34488960

約数和(自身を除く): 21643960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 175, 200, 250, 280, 350, 367, 500, 625, 700, 734, 875, 1000, 1250, 1400, 1468, 1750, 1835, 2500, 2569, 2936, 3500, 3670, 4375, 5000, 5138, 7000, 7340, 8750, 9175, 10276, 12845, 14680, 17500, 18350, 20552, 25690, 35000, 36700, 45875, 51380, 64225, 73400, 91750, 102760, 128450, 183500, 229375, 256900, 321125, 367000, 458750, 513800, 642250, 917500, 1284500, 1605625, 1835000, 2569000, 3211250, 6422500, 12845000]

約数ペア:

[(1, 12845000), (2, 6422500), (4, 3211250), (5, 2569000), (7, 1835000), (8, 1605625), (10, 1284500), (14, 917500), (20, 642250), (25, 513800), (28, 458750), (35, 367000), (40, 321125), (50, 256900), (56, 229375), (70, 183500), (100, 128450), (125, 102760), (140, 91750), (175, 73400), (200, 64225), (250, 51380), (280, 45875), (350, 36700), (367, 35000), (500, 25690), (625, 20552), (700, 18350), (734, 17500), (875, 14680), (1000, 12845), (1250, 10276), (1400, 9175), (1468, 8750), (1750, 7340), (1835, 7000), (2500, 5138), (2569, 5000), (2936, 4375), (3500, 3670)]