80668412

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{6971}}^1$

素因数の和:7249

約数の個数: 24

約数和(自身を含む): 154611072

約数和(自身を除く): 73942660

約数列:

[1, 2, 4, 11, 22, 44, 263, 526, 1052, 2893, 5786, 6971, 11572, 13942, 27884, 76681, 153362, 306724, 1833373, 3666746, 7333492, 20167103, 40334206, 80668412]

約数ペア:

[(1, 80668412), (2, 40334206), (4, 20167103), (11, 7333492), (22, 3666746), (44, 1833373), (263, 306724), (526, 153362), (1052, 76681), (2893, 27884), (5786, 13942), (6971, 11572)]