25550008

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1459}}^1$

素因数の和:1675

約数の個数: 32

約数和(自身を含む): 52560000

約数和(自身を除く): 27009992

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 199, 398, 796, 1459, 1592, 2189, 2918, 4378, 5836, 8756, 11672, 16049, 17512, 32098, 64196, 128392, 290341, 580682, 1161364, 2322728, 3193751, 6387502, 12775004, 25550008]

約数ペア:

[(1, 25550008), (2, 12775004), (4, 6387502), (8, 3193751), (11, 2322728), (22, 1161364), (44, 580682), (88, 290341), (199, 128392), (398, 64196), (796, 32098), (1459, 17512), (1592, 16049), (2189, 11672), (2918, 8756), (4378, 5836)]