68860168

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{3361}}^1$

素因数の和:3577

約数の個数: 32

約数和(自身を含む): 139791960

約数和(自身を除く): 70931792

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 197, 394, 788, 1576, 2561, 3361, 5122, 6722, 10244, 13444, 20488, 26888, 43693, 87386, 174772, 349544, 662117, 1324234, 2648468, 5296936, 8607521, 17215042, 34430084, 68860168]

約数ペア:

[(1, 68860168), (2, 34430084), (4, 17215042), (8, 8607521), (13, 5296936), (26, 2648468), (52, 1324234), (104, 662117), (197, 349544), (394, 174772), (788, 87386), (1576, 43693), (2561, 26888), (3361, 20488), (5122, 13444), (6722, 10244)]