164617072

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:278

約数の個数: 80

約数和(自身を含む): 347263488

約数和(自身を除く): 182646416

約数列:

[1, 2, 4, 8, 16, 23, 43, 46, 86, 92, 101, 103, 172, 184, 202, 206, 344, 368, 404, 412, 688, 808, 824, 989, 1616, 1648, 1978, 2323, 2369, 3956, 4343, 4429, 4646, 4738, 7912, 8686, 8858, 9292, 9476, 10403, 15824, 17372, 17716, 18584, 18952, 20806, 34744, 35432, 37168, 37904, 41612, 69488, 70864, 83224, 99889, 101867, 166448, 199778, 203734, 239269, 399556, 407468, 447329, 478538, 799112, 814936, 894658, 957076, 1598224, 1629872, 1789316, 1914152, 3578632, 3828304, 7157264, 10288567, 20577134, 41154268, 82308536, 164617072]

約数ペア:

[(1, 164617072), (2, 82308536), (4, 41154268), (8, 20577134), (16, 10288567), (23, 7157264), (43, 3828304), (46, 3578632), (86, 1914152), (92, 1789316), (101, 1629872), (103, 1598224), (172, 957076), (184, 894658), (202, 814936), (206, 799112), (344, 478538), (368, 447329), (404, 407468), (412, 399556), (688, 239269), (808, 203734), (824, 199778), (989, 166448), (1616, 101867), (1648, 99889), (1978, 83224), (2323, 70864), (2369, 69488), (3956, 41612), (4343, 37904), (4429, 37168), (4646, 35432), (4738, 34744), (7912, 20806), (8686, 18952), (8858, 18584), (9292, 17716), (9476, 17372), (10403, 15824)]