81678304

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{601}}^1$

素因数の和:779

約数の個数: 48

約数和(自身を含む): 167481216

約数和(自身を除く): 85802912

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 137, 248, 274, 496, 548, 601, 992, 1096, 1202, 2192, 2404, 4247, 4384, 4808, 8494, 9616, 16988, 18631, 19232, 33976, 37262, 67952, 74524, 82337, 135904, 149048, 164674, 298096, 329348, 596192, 658696, 1317392, 2552447, 2634784, 5104894, 10209788, 20419576, 40839152, 81678304]

約数ペア:

[(1, 81678304), (2, 40839152), (4, 20419576), (8, 10209788), (16, 5104894), (31, 2634784), (32, 2552447), (62, 1317392), (124, 658696), (137, 596192), (248, 329348), (274, 298096), (496, 164674), (548, 149048), (601, 135904), (992, 82337), (1096, 74524), (1202, 67952), (2192, 37262), (2404, 33976), (4247, 19232), (4384, 18631), (4808, 16988), (8494, 9616)]