55377880

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{33767}}^1$

素因数の和:33819

約数の個数: 32

約数和(自身を含む): 127643040

約数和(自身を除く): 72265160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 33767, 67534, 135068, 168835, 270136, 337670, 675340, 1350680, 1384447, 2768894, 5537788, 6922235, 11075576, 13844470, 27688940, 55377880]

約数ペア:

[(1, 55377880), (2, 27688940), (4, 13844470), (5, 11075576), (8, 6922235), (10, 5537788), (20, 2768894), (40, 1384447), (41, 1350680), (82, 675340), (164, 337670), (205, 270136), (328, 168835), (410, 135068), (820, 67534), (1640, 33767)]