25804977406

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{34687}}^1$

素因数の和:34817

約数の個数: 48

約数和(自身を含む): 43876712448

約数和(自身を除く): 18071735042

約数列:

[1, 2, 13, 26, 31, 62, 71, 142, 169, 338, 403, 806, 923, 1846, 2201, 4402, 5239, 10478, 11999, 23998, 28613, 34687, 57226, 69374, 371969, 450931, 743938, 901862, 1075297, 2150594, 2462777, 4925554, 5862103, 11724206, 13978861, 27957722, 32016101, 64032202, 76346087, 152692174, 181725193, 363450386, 416209313, 832418626, 992499131, 1984998262, 12902488703, 25804977406]

約数ペア:

[(1, 25804977406), (2, 12902488703), (13, 1984998262), (26, 992499131), (31, 832418626), (62, 416209313), (71, 363450386), (142, 181725193), (169, 152692174), (338, 76346087), (403, 64032202), (806, 32016101), (923, 27957722), (1846, 13978861), (2201, 11724206), (4402, 5862103), (5239, 4925554), (10478, 2462777), (11999, 2150594), (23998, 1075297), (28613, 901862), (34687, 743938), (57226, 450931), (69374, 371969)]