89077768

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{19919}}^1$

素因数の和:19981

約数の個数: 32

約数和(自身を含む): 184060800

約数和(自身を除く): 94983032

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 344, 559, 1118, 2236, 4472, 19919, 39838, 79676, 159352, 258947, 517894, 856517, 1035788, 1713034, 2071576, 3426068, 6852136, 11134721, 22269442, 44538884, 89077768]

約数ペア:

[(1, 89077768), (2, 44538884), (4, 22269442), (8, 11134721), (13, 6852136), (26, 3426068), (43, 2071576), (52, 1713034), (86, 1035788), (104, 856517), (172, 517894), (344, 258947), (559, 159352), (1118, 79676), (2236, 39838), (4472, 19919)]