81104464

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{38113}}^1$

素因数の和:38147

約数の個数: 40

約数和(自身を含む): 189045440

約数和(自身を除く): 107940976

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 38113, 76226, 152452, 266791, 304904, 533582, 609808, 724147, 1067164, 1448294, 2134328, 2896588, 4268656, 5069029, 5793176, 10138058, 11586352, 20276116, 40552232, 81104464]

約数ペア:

[(1, 81104464), (2, 40552232), (4, 20276116), (7, 11586352), (8, 10138058), (14, 5793176), (16, 5069029), (19, 4268656), (28, 2896588), (38, 2134328), (56, 1448294), (76, 1067164), (112, 724147), (133, 609808), (152, 533582), (266, 304904), (304, 266791), (532, 152452), (1064, 76226), (2128, 38113)]