128786432

素因数分解:

$2^{13}\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:304

約数の個数: 56

約数和(自身を含む): 262128000

約数和(自身を除く): 133341568

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 128, 158, 199, 256, 316, 398, 512, 632, 796, 1024, 1264, 1592, 2048, 2528, 3184, 4096, 5056, 6368, 8192, 10112, 12736, 15721, 20224, 25472, 31442, 40448, 50944, 62884, 80896, 101888, 125768, 161792, 203776, 251536, 323584, 407552, 503072, 647168, 815104, 1006144, 1630208, 2012288, 4024576, 8049152, 16098304, 32196608, 64393216, 128786432]

約数ペア:

[(1, 128786432), (2, 64393216), (4, 32196608), (8, 16098304), (16, 8049152), (32, 4024576), (64, 2012288), (79, 1630208), (128, 1006144), (158, 815104), (199, 647168), (256, 503072), (316, 407552), (398, 323584), (512, 251536), (632, 203776), (796, 161792), (1024, 125768), (1264, 101888), (1592, 80896), (2048, 62884), (2528, 50944), (3184, 40448), (4096, 31442), (5056, 25472), (6368, 20224), (8192, 15721), (10112, 12736)]