25040008

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{19441}}^1$

素因数の和:19477

約数の個数: 32

約数和(自身を含む): 55992960

約数和(自身を除く): 30952952

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 19441, 38882, 77764, 136087, 155528, 272174, 447143, 544348, 894286, 1088696, 1788572, 3130001, 3577144, 6260002, 12520004, 25040008]

約数ペア:

[(1, 25040008), (2, 12520004), (4, 6260002), (7, 3577144), (8, 3130001), (14, 1788572), (23, 1088696), (28, 894286), (46, 544348), (56, 447143), (92, 272174), (161, 155528), (184, 136087), (322, 77764), (644, 38882), (1288, 19441)]