68919884

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{499}}^1$

素因数の和:630

約数の個数: 48

約数和(自身を含む): 136752000

約数和(自身を除く): 67832116

約数列:

[1, 2, 4, 11, 22, 43, 44, 73, 86, 146, 172, 292, 473, 499, 803, 946, 998, 1606, 1892, 1996, 3139, 3212, 5489, 6278, 10978, 12556, 21457, 21956, 34529, 36427, 42914, 69058, 72854, 85828, 138116, 145708, 236027, 400697, 472054, 801394, 944108, 1566361, 1602788, 3132722, 6265444, 17229971, 34459942, 68919884]

約数ペア:

[(1, 68919884), (2, 34459942), (4, 17229971), (11, 6265444), (22, 3132722), (43, 1602788), (44, 1566361), (73, 944108), (86, 801394), (146, 472054), (172, 400697), (292, 236027), (473, 145708), (499, 138116), (803, 85828), (946, 72854), (998, 69058), (1606, 42914), (1892, 36427), (1996, 34529), (3139, 21956), (3212, 21457), (5489, 12556), (6278, 10978)]