80204288

素因数分解:

$2^9\times {\mathrm{43}}^1\times {\mathrm{3643}}^1$

素因数の和:3704

約数の個数: 40

約数和(自身を含む): 164023728

約数和(自身を除く): 83819440

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 256, 344, 512, 688, 1376, 2752, 3643, 5504, 7286, 11008, 14572, 22016, 29144, 58288, 116576, 156649, 233152, 313298, 466304, 626596, 932608, 1253192, 1865216, 2506384, 5012768, 10025536, 20051072, 40102144, 80204288]

約数ペア:

[(1, 80204288), (2, 40102144), (4, 20051072), (8, 10025536), (16, 5012768), (32, 2506384), (43, 1865216), (64, 1253192), (86, 932608), (128, 626596), (172, 466304), (256, 313298), (344, 233152), (512, 156649), (688, 116576), (1376, 58288), (2752, 29144), (3643, 22016), (5504, 14572), (7286, 11008)]