16885000

素因数分解:

$2^3\times 5^4\times {\mathrm{11}}^1\times {\mathrm{307}}^1$

素因数の和:344

約数の個数: 80

約数和(自身を含む): 43298640

約数和(自身を除く): 26413640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 125, 200, 220, 250, 275, 307, 440, 500, 550, 614, 625, 1000, 1100, 1228, 1250, 1375, 1535, 2200, 2456, 2500, 2750, 3070, 3377, 5000, 5500, 6140, 6754, 6875, 7675, 11000, 12280, 13508, 13750, 15350, 16885, 27016, 27500, 30700, 33770, 38375, 55000, 61400, 67540, 76750, 84425, 135080, 153500, 168850, 191875, 307000, 337700, 383750, 422125, 675400, 767500, 844250, 1535000, 1688500, 2110625, 3377000, 4221250, 8442500, 16885000]

約数ペア:

[(1, 16885000), (2, 8442500), (4, 4221250), (5, 3377000), (8, 2110625), (10, 1688500), (11, 1535000), (20, 844250), (22, 767500), (25, 675400), (40, 422125), (44, 383750), (50, 337700), (55, 307000), (88, 191875), (100, 168850), (110, 153500), (125, 135080), (200, 84425), (220, 76750), (250, 67540), (275, 61400), (307, 55000), (440, 38375), (500, 33770), (550, 30700), (614, 27500), (625, 27016), (1000, 16885), (1100, 15350), (1228, 13750), (1250, 13508), (1375, 12280), (1535, 11000), (2200, 7675), (2456, 6875), (2500, 6754), (2750, 6140), (3070, 5500), (3377, 5000)]