157427720

素因数分解:

$2^3\times 5^1\times {\mathrm{827}}^1\times {\mathrm{4759}}^1$

素因数の和:5597

約数の個数: 32

約数和(自身を含む): 354715200

約数和(自身を除く): 197287480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 827, 1654, 3308, 4135, 4759, 6616, 8270, 9518, 16540, 19036, 23795, 33080, 38072, 47590, 95180, 190360, 3935693, 7871386, 15742772, 19678465, 31485544, 39356930, 78713860, 157427720]

約数ペア:

[(1, 157427720), (2, 78713860), (4, 39356930), (5, 31485544), (8, 19678465), (10, 15742772), (20, 7871386), (40, 3935693), (827, 190360), (1654, 95180), (3308, 47590), (4135, 38072), (4759, 33080), (6616, 23795), (8270, 19036), (9518, 16540)]