128023184

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{149}}^1\times {\mathrm{647}}^1$

素因数の和:887

約数の個数: 40

約数和(自身を含む): 253108800

約数和(自身を除く): 125085616

約数列:

[1, 2, 4, 8, 16, 83, 149, 166, 298, 332, 596, 647, 664, 1192, 1294, 1328, 2384, 2588, 5176, 10352, 12367, 24734, 49468, 53701, 96403, 98936, 107402, 192806, 197872, 214804, 385612, 429608, 771224, 859216, 1542448, 8001449, 16002898, 32005796, 64011592, 128023184]

約数ペア:

[(1, 128023184), (2, 64011592), (4, 32005796), (8, 16002898), (16, 8001449), (83, 1542448), (149, 859216), (166, 771224), (298, 429608), (332, 385612), (596, 214804), (647, 197872), (664, 192806), (1192, 107402), (1294, 98936), (1328, 96403), (2384, 53701), (2588, 49468), (5176, 24734), (10352, 12367)]