26482540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{443}}^1$

素因数の和:527

約数の個数: 72

約数和(自身を含む): 65902032

約数和(自身を除く): 39419492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 61, 70, 98, 122, 140, 196, 244, 245, 305, 427, 443, 490, 610, 854, 886, 980, 1220, 1708, 1772, 2135, 2215, 2989, 3101, 4270, 4430, 5978, 6202, 8540, 8860, 11956, 12404, 14945, 15505, 21707, 27023, 29890, 31010, 43414, 54046, 59780, 62020, 86828, 108092, 108535, 135115, 189161, 217070, 270230, 378322, 434140, 540460, 756644, 945805, 1324127, 1891610, 2648254, 3783220, 5296508, 6620635, 13241270, 26482540]

約数ペア:

[(1, 26482540), (2, 13241270), (4, 6620635), (5, 5296508), (7, 3783220), (10, 2648254), (14, 1891610), (20, 1324127), (28, 945805), (35, 756644), (49, 540460), (61, 434140), (70, 378322), (98, 270230), (122, 217070), (140, 189161), (196, 135115), (244, 108535), (245, 108092), (305, 86828), (427, 62020), (443, 59780), (490, 54046), (610, 43414), (854, 31010), (886, 29890), (980, 27023), (1220, 21707), (1708, 15505), (1772, 14945), (2135, 12404), (2215, 11956), (2989, 8860), (3101, 8540), (4270, 6202), (4430, 5978)]