55528910

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:213

約数の個数: 64

約数和(自身を含む): 109010880

約数和(自身を除く): 53481970

約数列:

[1, 2, 5, 10, 29, 43, 58, 61, 73, 86, 122, 145, 146, 215, 290, 305, 365, 430, 610, 730, 1247, 1769, 2117, 2494, 2623, 3139, 3538, 4234, 4453, 5246, 6235, 6278, 8845, 8906, 10585, 12470, 13115, 15695, 17690, 21170, 22265, 26230, 31390, 44530, 76067, 91031, 129137, 152134, 182062, 191479, 258274, 380335, 382958, 455155, 645685, 760670, 910310, 957395, 1291370, 1914790, 5552891, 11105782, 27764455, 55528910]

約数ペア:

[(1, 55528910), (2, 27764455), (5, 11105782), (10, 5552891), (29, 1914790), (43, 1291370), (58, 957395), (61, 910310), (73, 760670), (86, 645685), (122, 455155), (145, 382958), (146, 380335), (215, 258274), (290, 191479), (305, 182062), (365, 152134), (430, 129137), (610, 91031), (730, 76067), (1247, 44530), (1769, 31390), (2117, 26230), (2494, 22265), (2623, 21170), (3139, 17690), (3538, 15695), (4234, 13115), (4453, 12470), (5246, 10585), (6235, 8906), (6278, 8845)]