274629125740

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1\times {\mathrm{407861}}^1$

素因数の和:408258

約数の個数: 48

約数和(自身を含む): 583386227424

約数和(自身を除く): 308757101684

約数列:

[1, 2, 4, 5, 10, 20, 131, 257, 262, 514, 524, 655, 1028, 1285, 1310, 2570, 2620, 5140, 33667, 67334, 134668, 168335, 336670, 407861, 673340, 815722, 1631444, 2039305, 4078610, 8157220, 53429791, 104820277, 106859582, 209640554, 213719164, 267148955, 419281108, 524101385, 534297910, 1048202770, 1068595820, 2096405540, 13731456287, 27462912574, 54925825148, 68657281435, 137314562870, 274629125740]

約数ペア:

[(1, 274629125740), (2, 137314562870), (4, 68657281435), (5, 54925825148), (10, 27462912574), (20, 13731456287), (131, 2096405540), (257, 1068595820), (262, 1048202770), (514, 534297910), (524, 524101385), (655, 419281108), (1028, 267148955), (1285, 213719164), (1310, 209640554), (2570, 106859582), (2620, 104820277), (5140, 53429791), (33667, 8157220), (67334, 4078610), (134668, 2039305), (168335, 1631444), (336670, 815722), (407861, 673340)]