1245651520

素因数分解:

$2^6\times 5^1\times {\mathrm{43}}^1\times {\mathrm{90527}}^1$

素因数の和:90587

約数の個数: 56

約数和(自身を含む): 3035222784

約数和(自身を除く): 1789571264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 160, 172, 215, 320, 344, 430, 688, 860, 1376, 1720, 2752, 3440, 6880, 13760, 90527, 181054, 362108, 452635, 724216, 905270, 1448432, 1810540, 2896864, 3621080, 3892661, 5793728, 7242160, 7785322, 14484320, 15570644, 19463305, 28968640, 31141288, 38926610, 62282576, 77853220, 124565152, 155706440, 249130304, 311412880, 622825760, 1245651520]

約数ペア:

[(1, 1245651520), (2, 622825760), (4, 311412880), (5, 249130304), (8, 155706440), (10, 124565152), (16, 77853220), (20, 62282576), (32, 38926610), (40, 31141288), (43, 28968640), (64, 19463305), (80, 15570644), (86, 14484320), (160, 7785322), (172, 7242160), (215, 5793728), (320, 3892661), (344, 3621080), (430, 2896864), (688, 1810540), (860, 1448432), (1376, 905270), (1720, 724216), (2752, 452635), (3440, 362108), (6880, 181054), (13760, 90527)]