254754032

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{39509}}^1$

素因数の和:39561

約数の個数: 40

約数和(自身を含む): 548714880

約数和(自身を除く): 293960848

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 39509, 79018, 158036, 316072, 513617, 632144, 1027234, 1224779, 2054468, 2449558, 4108936, 4899116, 8217872, 9798232, 15922127, 19596464, 31844254, 63688508, 127377016, 254754032]

約数ペア:

[(1, 254754032), (2, 127377016), (4, 63688508), (8, 31844254), (13, 19596464), (16, 15922127), (26, 9798232), (31, 8217872), (52, 4899116), (62, 4108936), (104, 2449558), (124, 2054468), (208, 1224779), (248, 1027234), (403, 632144), (496, 513617), (806, 316072), (1612, 158036), (3224, 79018), (6448, 39509)]