142101850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2903}}^1$

素因数の和:3015

約数の個数: 48

約数和(自身を含む): 291677760

約数和(自身を除く): 149575910

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 89, 110, 178, 275, 445, 550, 890, 979, 1958, 2225, 2903, 4450, 4895, 5806, 9790, 14515, 24475, 29030, 31933, 48950, 63866, 72575, 145150, 159665, 258367, 319330, 516734, 798325, 1291835, 1596650, 2583670, 2842037, 5684074, 6459175, 12918350, 14210185, 28420370, 71050925, 142101850]

約数ペア:

[(1, 142101850), (2, 71050925), (5, 28420370), (10, 14210185), (11, 12918350), (22, 6459175), (25, 5684074), (50, 2842037), (55, 2583670), (89, 1596650), (110, 1291835), (178, 798325), (275, 516734), (445, 319330), (550, 258367), (890, 159665), (979, 145150), (1958, 72575), (2225, 63866), (2903, 48950), (4450, 31933), (4895, 29030), (5806, 24475), (9790, 14515)]