53278540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{1447}}^1$

素因数の和:1726

約数の個数: 48

約数和(自身を含む): 128443392

約数和(自身を除く): 75164852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 263, 526, 1052, 1315, 1447, 1841, 2630, 2894, 3682, 5260, 5788, 7235, 7364, 9205, 10129, 14470, 18410, 20258, 28940, 36820, 40516, 50645, 101290, 202580, 380561, 761122, 1522244, 1902805, 2663927, 3805610, 5327854, 7611220, 10655708, 13319635, 26639270, 53278540]

約数ペア:

[(1, 53278540), (2, 26639270), (4, 13319635), (5, 10655708), (7, 7611220), (10, 5327854), (14, 3805610), (20, 2663927), (28, 1902805), (35, 1522244), (70, 761122), (140, 380561), (263, 202580), (526, 101290), (1052, 50645), (1315, 40516), (1447, 36820), (1841, 28940), (2630, 20258), (2894, 18410), (3682, 14470), (5260, 10129), (5788, 9205), (7235, 7364)]