25297072

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{443}}^1$

素因数の和:577

約数の個数: 40

約数和(自身を含む): 50871744

約数和(自身を除く): 25574672

約数列:

[1, 2, 4, 8, 16, 43, 83, 86, 166, 172, 332, 344, 443, 664, 688, 886, 1328, 1772, 3544, 3569, 7088, 7138, 14276, 19049, 28552, 36769, 38098, 57104, 73538, 76196, 147076, 152392, 294152, 304784, 588304, 1581067, 3162134, 6324268, 12648536, 25297072]

約数ペア:

[(1, 25297072), (2, 12648536), (4, 6324268), (8, 3162134), (16, 1581067), (43, 588304), (83, 304784), (86, 294152), (166, 152392), (172, 147076), (332, 76196), (344, 73538), (443, 57104), (664, 38098), (688, 36769), (886, 28552), (1328, 19049), (1772, 14276), (3544, 7138), (3569, 7088)]