258795004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{1259}}^1$

素因数の和:1402

約数の個数: 48

約数和(自身を含む): 503798400

約数和(自身を除く): 245003396

約数列:

[1, 2, 4, 13, 26, 52, 59, 67, 118, 134, 236, 268, 767, 871, 1259, 1534, 1742, 2518, 3068, 3484, 3953, 5036, 7906, 15812, 16367, 32734, 51389, 65468, 74281, 84353, 102778, 148562, 168706, 205556, 297124, 337412, 965653, 1096589, 1931306, 2193178, 3862612, 4386356, 4976827, 9953654, 19907308, 64698751, 129397502, 258795004]

約数ペア:

[(1, 258795004), (2, 129397502), (4, 64698751), (13, 19907308), (26, 9953654), (52, 4976827), (59, 4386356), (67, 3862612), (118, 2193178), (134, 1931306), (236, 1096589), (268, 965653), (767, 337412), (871, 297124), (1259, 205556), (1534, 168706), (1742, 148562), (2518, 102778), (3068, 84353), (3484, 74281), (3953, 65468), (5036, 51389), (7906, 32734), (15812, 16367)]