122693740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{1051}}^1$

素因数の和:1522

約数の個数: 48

約数和(自身を含む): 278359200

約数和(自身を除く): 155665460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 449, 898, 1051, 1796, 2102, 2245, 4204, 4490, 5255, 5837, 8980, 10510, 11674, 13663, 21020, 23348, 27326, 29185, 54652, 58370, 68315, 116740, 136630, 273260, 471899, 943798, 1887596, 2359495, 4718990, 6134687, 9437980, 12269374, 24538748, 30673435, 61346870, 122693740]

約数ペア:

[(1, 122693740), (2, 61346870), (4, 30673435), (5, 24538748), (10, 12269374), (13, 9437980), (20, 6134687), (26, 4718990), (52, 2359495), (65, 1887596), (130, 943798), (260, 471899), (449, 273260), (898, 136630), (1051, 116740), (1796, 68315), (2102, 58370), (2245, 54652), (4204, 29185), (4490, 27326), (5255, 23348), (5837, 21020), (8980, 13663), (10510, 11674)]