159883955

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{1987}}^1$

素因数の和:2040

約数の個数: 48

約数和(自身を含む): 253827840

約数和(自身を除く): 93943885

約数列:

[1, 5, 7, 11, 19, 35, 55, 77, 95, 121, 133, 209, 385, 605, 665, 847, 1045, 1463, 1987, 2299, 4235, 7315, 9935, 11495, 13909, 16093, 21857, 37753, 69545, 80465, 109285, 152999, 188765, 240427, 264271, 415283, 764995, 1202135, 1321355, 1682989, 2076415, 2906981, 4568113, 8414945, 14534905, 22840565, 31976791, 159883955]

約数ペア:

[(1, 159883955), (5, 31976791), (7, 22840565), (11, 14534905), (19, 8414945), (35, 4568113), (55, 2906981), (77, 2076415), (95, 1682989), (121, 1321355), (133, 1202135), (209, 764995), (385, 415283), (605, 264271), (665, 240427), (847, 188765), (1045, 152999), (1463, 109285), (1987, 80465), (2299, 69545), (4235, 37753), (7315, 21857), (9935, 16093), (11495, 13909)]