80496688

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{5087}}^1$

素因数の和:5161

約数の個数: 40

約数和(自身を含む): 166560768

約数和(自身を除く): 86064080

約数列:

[1, 2, 4, 8, 16, 23, 43, 46, 86, 92, 172, 184, 344, 368, 688, 989, 1978, 3956, 5087, 7912, 10174, 15824, 20348, 40696, 81392, 117001, 218741, 234002, 437482, 468004, 874964, 936008, 1749928, 1872016, 3499856, 5031043, 10062086, 20124172, 40248344, 80496688]

約数ペア:

[(1, 80496688), (2, 40248344), (4, 20124172), (8, 10062086), (16, 5031043), (23, 3499856), (43, 1872016), (46, 1749928), (86, 936008), (92, 874964), (172, 468004), (184, 437482), (344, 234002), (368, 218741), (688, 117001), (989, 81392), (1978, 40696), (3956, 20348), (5087, 15824), (7912, 10174)]