164928272

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{1123}}^1$

素因数の和:1335

約数の個数: 40

約数和(自身を含む): 326976096

約数和(自身を除く): 162047824

約数列:

[1, 2, 4, 8, 16, 67, 134, 137, 268, 274, 536, 548, 1072, 1096, 1123, 2192, 2246, 4492, 8984, 9179, 17968, 18358, 36716, 73432, 75241, 146864, 150482, 153851, 300964, 307702, 601928, 615404, 1203856, 1230808, 2461616, 10308017, 20616034, 41232068, 82464136, 164928272]

約数ペア:

[(1, 164928272), (2, 82464136), (4, 41232068), (8, 20616034), (16, 10308017), (67, 2461616), (134, 1230808), (137, 1203856), (268, 615404), (274, 601928), (536, 307702), (548, 300964), (1072, 153851), (1096, 150482), (1123, 146864), (2192, 75241), (2246, 73432), (4492, 36716), (8984, 18358), (9179, 17968)]