205782164

素因数分解:

$2^2\times 7^3\times {\mathrm{127}}^1\times {\mathrm{1181}}^1$

素因数の和:1333

約数の個数: 48

約数和(自身を含む): 423628800

約数和(自身を除く): 217846636

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 127, 196, 254, 343, 508, 686, 889, 1181, 1372, 1778, 2362, 3556, 4724, 6223, 8267, 12446, 16534, 24892, 33068, 43561, 57869, 87122, 115738, 149987, 174244, 231476, 299974, 405083, 599948, 810166, 1049909, 1620332, 2099818, 4199636, 7349363, 14698726, 29397452, 51445541, 102891082, 205782164]

約数ペア:

[(1, 205782164), (2, 102891082), (4, 51445541), (7, 29397452), (14, 14698726), (28, 7349363), (49, 4199636), (98, 2099818), (127, 1620332), (196, 1049909), (254, 810166), (343, 599948), (508, 405083), (686, 299974), (889, 231476), (1181, 174244), (1372, 149987), (1778, 115738), (2362, 87122), (3556, 57869), (4724, 43561), (6223, 33068), (8267, 24892), (12446, 16534)]