127943560

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{16573}}^1$

素因数の和:16777

約数の個数: 32

約数和(自身を含む): 289382040

約数和(自身を除く): 161438480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3860, 7720, 16573, 33146, 66292, 82865, 132584, 165730, 331460, 662920, 3198589, 6397178, 12794356, 15992945, 25588712, 31985890, 63971780, 127943560]

約数ペア:

[(1, 127943560), (2, 63971780), (4, 31985890), (5, 25588712), (8, 15992945), (10, 12794356), (20, 6397178), (40, 3198589), (193, 662920), (386, 331460), (772, 165730), (965, 132584), (1544, 82865), (1930, 66292), (3860, 33146), (7720, 16573)]