26542960

素因数分解:

$2^4\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1291}}^1$

素因数の和:1561

約数の個数: 40

約数和(自身を含む): 62000496

約数和(自身を除く): 35457536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 257, 514, 1028, 1285, 1291, 2056, 2570, 2582, 4112, 5140, 5164, 6455, 10280, 10328, 12910, 20560, 20656, 25820, 51640, 103280, 331787, 663574, 1327148, 1658935, 2654296, 3317870, 5308592, 6635740, 13271480, 26542960]

約数ペア:

[(1, 26542960), (2, 13271480), (4, 6635740), (5, 5308592), (8, 3317870), (10, 2654296), (16, 1658935), (20, 1327148), (40, 663574), (80, 331787), (257, 103280), (514, 51640), (1028, 25820), (1285, 20656), (1291, 20560), (2056, 12910), (2570, 10328), (2582, 10280), (4112, 6455), (5140, 5164)]