16648000

素因数分解:

$2^6\times 5^3\times {\mathrm{2081}}^1$

素因数の和:2108

約数の個数: 56

約数和(自身を含む): 41248584

約数和(自身を除く): 24600584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 500, 800, 1000, 1600, 2000, 2081, 4000, 4162, 8000, 8324, 10405, 16648, 20810, 33296, 41620, 52025, 66592, 83240, 104050, 133184, 166480, 208100, 260125, 332960, 416200, 520250, 665920, 832400, 1040500, 1664800, 2081000, 3329600, 4162000, 8324000, 16648000]

約数ペア:

[(1, 16648000), (2, 8324000), (4, 4162000), (5, 3329600), (8, 2081000), (10, 1664800), (16, 1040500), (20, 832400), (25, 665920), (32, 520250), (40, 416200), (50, 332960), (64, 260125), (80, 208100), (100, 166480), (125, 133184), (160, 104050), (200, 83240), (250, 66592), (320, 52025), (400, 41620), (500, 33296), (800, 20810), (1000, 16648), (1600, 10405), (2000, 8324), (2081, 8000), (4000, 4162)]