80969728

素因数分解:

$2^{15}\times 7^1\times {\mathrm{353}}^1$

素因数の和:390

約数の個数: 64

約数和(自身を含む): 185595120

約数和(自身を除く): 104625392

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 353, 448, 512, 706, 896, 1024, 1412, 1792, 2048, 2471, 2824, 3584, 4096, 4942, 5648, 7168, 8192, 9884, 11296, 14336, 16384, 19768, 22592, 28672, 32768, 39536, 45184, 57344, 79072, 90368, 114688, 158144, 180736, 229376, 316288, 361472, 632576, 722944, 1265152, 1445888, 2530304, 2891776, 5060608, 5783552, 10121216, 11567104, 20242432, 40484864, 80969728]

約数ペア:

[(1, 80969728), (2, 40484864), (4, 20242432), (7, 11567104), (8, 10121216), (14, 5783552), (16, 5060608), (28, 2891776), (32, 2530304), (56, 1445888), (64, 1265152), (112, 722944), (128, 632576), (224, 361472), (256, 316288), (353, 229376), (448, 180736), (512, 158144), (706, 114688), (896, 90368), (1024, 79072), (1412, 57344), (1792, 45184), (2048, 39536), (2471, 32768), (2824, 28672), (3584, 22592), (4096, 19768), (4942, 16384), (5648, 14336), (7168, 11296), (8192, 9884)]