201615520

素因数分解:

$2^5\times 5^1\times {\mathrm{193}}^1\times {\mathrm{6529}}^1$

素因数の和:6737

約数の個数: 48

約数和(自身を含む): 478857960

約数和(自身を除く): 277242440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 193, 386, 772, 965, 1544, 1930, 3088, 3860, 6176, 6529, 7720, 13058, 15440, 26116, 30880, 32645, 52232, 65290, 104464, 130580, 208928, 261160, 522320, 1044640, 1260097, 2520194, 5040388, 6300485, 10080776, 12600970, 20161552, 25201940, 40323104, 50403880, 100807760, 201615520]

約数ペア:

[(1, 201615520), (2, 100807760), (4, 50403880), (5, 40323104), (8, 25201940), (10, 20161552), (16, 12600970), (20, 10080776), (32, 6300485), (40, 5040388), (80, 2520194), (160, 1260097), (193, 1044640), (386, 522320), (772, 261160), (965, 208928), (1544, 130580), (1930, 104464), (3088, 65290), (3860, 52232), (6176, 32645), (6529, 30880), (7720, 26116), (13058, 15440)]