81693812

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:356

約数の個数: 48

約数和(自身を含む): 153997200

約数和(自身を除く): 72303388

約数列:

[1, 2, 4, 29, 41, 58, 82, 89, 116, 164, 178, 193, 356, 386, 772, 1189, 2378, 2581, 3649, 4756, 5162, 5597, 7298, 7913, 10324, 11194, 14596, 15826, 17177, 22388, 31652, 34354, 68708, 105821, 211642, 229477, 423284, 458954, 498133, 704257, 917908, 996266, 1408514, 1992532, 2817028, 20423453, 40846906, 81693812]

約数ペア:

[(1, 81693812), (2, 40846906), (4, 20423453), (29, 2817028), (41, 1992532), (58, 1408514), (82, 996266), (89, 917908), (116, 704257), (164, 498133), (178, 458954), (193, 423284), (356, 229477), (386, 211642), (772, 105821), (1189, 68708), (2378, 34354), (2581, 31652), (3649, 22388), (4756, 17177), (5162, 15826), (5597, 14596), (7298, 11194), (7913, 10324)]