25495834

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:215

約数の個数: 64

約数和(自身を含む): 50722560

約数和(自身を除く): 25226726

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 73, 91, 101, 133, 146, 182, 202, 247, 266, 494, 511, 707, 949, 1022, 1313, 1387, 1414, 1729, 1898, 1919, 2626, 2774, 3458, 3838, 6643, 7373, 9191, 9709, 13286, 13433, 14746, 18031, 18382, 19418, 24947, 26866, 36062, 49894, 51611, 95849, 103222, 126217, 140087, 174629, 191698, 252434, 280174, 349258, 670943, 980609, 1341886, 1821131, 1961218, 3642262, 12747917, 25495834]

約数ペア:

[(1, 25495834), (2, 12747917), (7, 3642262), (13, 1961218), (14, 1821131), (19, 1341886), (26, 980609), (38, 670943), (73, 349258), (91, 280174), (101, 252434), (133, 191698), (146, 174629), (182, 140087), (202, 126217), (247, 103222), (266, 95849), (494, 51611), (511, 49894), (707, 36062), (949, 26866), (1022, 24947), (1313, 19418), (1387, 18382), (1414, 18031), (1729, 14746), (1898, 13433), (1919, 13286), (2626, 9709), (2774, 9191), (3458, 7373), (3838, 6643)]