127689760

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{72551}}^1$

素因数の和:72577

約数の個数: 48

約数和(自身を含む): 329095872

約数和(自身を除く): 201406112

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, 72551, 145102, 290204, 362755, 580408, 725510, 798061, 1160816, 1451020, 1596122, 2321632, 2902040, 3192244, 3990305, 5804080, 6384488, 7980610, 11608160, 12768976, 15961220, 25537952, 31922440, 63844880, 127689760]

約数ペア:

[(1, 127689760), (2, 63844880), (4, 31922440), (5, 25537952), (8, 15961220), (10, 12768976), (11, 11608160), (16, 7980610), (20, 6384488), (22, 5804080), (32, 3990305), (40, 3192244), (44, 2902040), (55, 2321632), (80, 1596122), (88, 1451020), (110, 1160816), (160, 798061), (176, 725510), (220, 580408), (352, 362755), (440, 290204), (880, 145102), (1760, 72551)]