51380368

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{733}}^1$

素因数の和:1091

約数の個数: 40

約数和(自身を含む): 107671928

約数和(自身を除く): 56291560

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 337, 674, 733, 1348, 1466, 2696, 2932, 4381, 5392, 5864, 8762, 9529, 11728, 17524, 19058, 35048, 38116, 70096, 76232, 152464, 247021, 494042, 988084, 1976168, 3211273, 3952336, 6422546, 12845092, 25690184, 51380368]

約数ペア:

[(1, 51380368), (2, 25690184), (4, 12845092), (8, 6422546), (13, 3952336), (16, 3211273), (26, 1976168), (52, 988084), (104, 494042), (208, 247021), (337, 152464), (674, 76232), (733, 70096), (1348, 38116), (1466, 35048), (2696, 19058), (2932, 17524), (4381, 11728), (5392, 9529), (5864, 8762)]