77487520

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{44027}}^1$

素因数の和:44053

約数の個数: 48

約数和(自身を含む): 199711008

約数和(自身を除く): 122223488

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 44027, 88054, 176108, 220135, 352216, 440270, 484297, 704432, 880540, 968594, 1408864, 1761080, 1937188, 2421485, 3522160, 3874376, 4842970, 7044320, 7748752, 9685940, 15497504, 19371880, 38743760, 77487520]

約数ペア:

[(1, 77487520), (2, 38743760), (4, 19371880), (5, 15497504), (8, 9685940), (10, 7748752), (11, 7044320), (16, 4842970), (20, 3874376), (22, 3522160), (32, 2421485), (40, 1937188), (44, 1761080), (55, 1408864), (80, 968594), (88, 880540), (110, 704432), (160, 484297), (176, 440270), (220, 352216), (352, 220135), (440, 176108), (880, 88054), (1760, 44027)]