64285172

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{499}}^1$

素因数の和:660

約数の個数: 48

約数和(自身を含む): 133056000

約数和(自身を除く): 68770828

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 107, 172, 214, 301, 428, 499, 602, 749, 998, 1204, 1498, 1996, 2996, 3493, 4601, 6986, 9202, 13972, 18404, 21457, 32207, 42914, 53393, 64414, 85828, 106786, 128828, 150199, 213572, 300398, 373751, 600796, 747502, 1495004, 2295899, 4591798, 9183596, 16071293, 32142586, 64285172]

約数ペア:

[(1, 64285172), (2, 32142586), (4, 16071293), (7, 9183596), (14, 4591798), (28, 2295899), (43, 1495004), (86, 747502), (107, 600796), (172, 373751), (214, 300398), (301, 213572), (428, 150199), (499, 128828), (602, 106786), (749, 85828), (998, 64414), (1204, 53393), (1498, 42914), (1996, 32207), (2996, 21457), (3493, 18404), (4601, 13972), (6986, 9202)]