64608784

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{661}}^1$

素因数の和:859

約数の個数: 40

約数和(自身を含む): 129288600

約数和(自身を除く): 64679816

約数列:

[1, 2, 4, 8, 16, 41, 82, 149, 164, 298, 328, 596, 656, 661, 1192, 1322, 2384, 2644, 5288, 6109, 10576, 12218, 24436, 27101, 48872, 54202, 97744, 98489, 108404, 196978, 216808, 393956, 433616, 787912, 1575824, 4038049, 8076098, 16152196, 32304392, 64608784]

約数ペア:

[(1, 64608784), (2, 32304392), (4, 16152196), (8, 8076098), (16, 4038049), (41, 1575824), (82, 787912), (149, 433616), (164, 393956), (298, 216808), (328, 196978), (596, 108404), (656, 98489), (661, 97744), (1192, 54202), (1322, 48872), (2384, 27101), (2644, 24436), (5288, 12218), (6109, 10576)]