78084320

素因数分解:

$2^5\times 5^1\times {\mathrm{107}}^1\times {\mathrm{4561}}^1$

素因数の和:4683

約数の個数: 48

約数和(自身を含む): 186239088

約数和(自身を除く): 108154768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 107, 160, 214, 428, 535, 856, 1070, 1712, 2140, 3424, 4280, 4561, 8560, 9122, 17120, 18244, 22805, 36488, 45610, 72976, 91220, 145952, 182440, 364880, 488027, 729760, 976054, 1952108, 2440135, 3904216, 4880270, 7808432, 9760540, 15616864, 19521080, 39042160, 78084320]

約数ペア:

[(1, 78084320), (2, 39042160), (4, 19521080), (5, 15616864), (8, 9760540), (10, 7808432), (16, 4880270), (20, 3904216), (32, 2440135), (40, 1952108), (80, 976054), (107, 729760), (160, 488027), (214, 364880), (428, 182440), (535, 145952), (856, 91220), (1070, 72976), (1712, 45610), (2140, 36488), (3424, 22805), (4280, 18244), (4561, 17120), (8560, 9122)]