80867000

素因数分解:

$2^3\times 5^3\times {\mathrm{193}}^1\times {\mathrm{419}}^1$

素因数の和:633

約数の個数: 64

約数和(自身を含む): 190663200

約数和(自身を除く): 109796200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 193, 200, 250, 386, 419, 500, 772, 838, 965, 1000, 1544, 1676, 1930, 2095, 3352, 3860, 4190, 4825, 7720, 8380, 9650, 10475, 16760, 19300, 20950, 24125, 38600, 41900, 48250, 52375, 80867, 83800, 96500, 104750, 161734, 193000, 209500, 323468, 404335, 419000, 646936, 808670, 1617340, 2021675, 3234680, 4043350, 8086700, 10108375, 16173400, 20216750, 40433500, 80867000]

約数ペア:

[(1, 80867000), (2, 40433500), (4, 20216750), (5, 16173400), (8, 10108375), (10, 8086700), (20, 4043350), (25, 3234680), (40, 2021675), (50, 1617340), (100, 808670), (125, 646936), (193, 419000), (200, 404335), (250, 323468), (386, 209500), (419, 193000), (500, 161734), (772, 104750), (838, 96500), (965, 83800), (1000, 80867), (1544, 52375), (1676, 48250), (1930, 41900), (2095, 38600), (3352, 24125), (3860, 20950), (4190, 19300), (4825, 16760), (7720, 10475), (8380, 9650)]