79966928

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{2473}}^1$

素因数の和:2571

約数の個数: 40

約数和(自身を含む): 161977728

約数和(自身を除く): 82010800

約数列:

[1, 2, 4, 8, 16, 43, 47, 86, 94, 172, 188, 344, 376, 688, 752, 2021, 2473, 4042, 4946, 8084, 9892, 16168, 19784, 32336, 39568, 106339, 116231, 212678, 232462, 425356, 464924, 850712, 929848, 1701424, 1859696, 4997933, 9995866, 19991732, 39983464, 79966928]

約数ペア:

[(1, 79966928), (2, 39983464), (4, 19991732), (8, 9995866), (16, 4997933), (43, 1859696), (47, 1701424), (86, 929848), (94, 850712), (172, 464924), (188, 425356), (344, 232462), (376, 212678), (688, 116231), (752, 106339), (2021, 39568), (2473, 32336), (4042, 19784), (4946, 16168), (8084, 9892)]