2104326080

素因数分解:

$2^6\times 5^1\times {\mathrm{641}}^1\times {\mathrm{10259}}^1$

素因数の和:10917

約数の個数: 56

約数和(自身を含む): 5019233040

約数和(自身を除く): 2914906960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 641, 1282, 2564, 3205, 5128, 6410, 10256, 10259, 12820, 20512, 20518, 25640, 41024, 41036, 51280, 51295, 82072, 102560, 102590, 164144, 205120, 205180, 328288, 410360, 656576, 820720, 1641440, 3282880, 6576019, 13152038, 26304076, 32880095, 52608152, 65760190, 105216304, 131520380, 210432608, 263040760, 420865216, 526081520, 1052163040, 2104326080]

約数ペア:

[(1, 2104326080), (2, 1052163040), (4, 526081520), (5, 420865216), (8, 263040760), (10, 210432608), (16, 131520380), (20, 105216304), (32, 65760190), (40, 52608152), (64, 32880095), (80, 26304076), (160, 13152038), (320, 6576019), (641, 3282880), (1282, 1641440), (2564, 820720), (3205, 656576), (5128, 410360), (6410, 328288), (10256, 205180), (10259, 205120), (12820, 164144), (20512, 102590), (20518, 102560), (25640, 82072), (41024, 51295), (41036, 51280)]