84775840

素因数分解:

$2^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{4861}}^1$

素因数の和:4985

約数の個数: 48

約数和(自身を含む): 202161960

約数和(自身を除く): 117386120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 109, 160, 218, 436, 545, 872, 1090, 1744, 2180, 3488, 4360, 4861, 8720, 9722, 17440, 19444, 24305, 38888, 48610, 77776, 97220, 155552, 194440, 388880, 529849, 777760, 1059698, 2119396, 2649245, 4238792, 5298490, 8477584, 10596980, 16955168, 21193960, 42387920, 84775840]

約数ペア:

[(1, 84775840), (2, 42387920), (4, 21193960), (5, 16955168), (8, 10596980), (10, 8477584), (16, 5298490), (20, 4238792), (32, 2649245), (40, 2119396), (80, 1059698), (109, 777760), (160, 529849), (218, 388880), (436, 194440), (545, 155552), (872, 97220), (1090, 77776), (1744, 48610), (2180, 38888), (3488, 24305), (4360, 19444), (4861, 17440), (8720, 9722)]