25714828

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{313}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 50641920

約数和(自身を除く): 24927092

約数列:

[1, 2, 4, 19, 23, 38, 46, 47, 76, 92, 94, 188, 313, 437, 626, 874, 893, 1081, 1252, 1748, 1786, 2162, 3572, 4324, 5947, 7199, 11894, 14398, 14711, 20539, 23788, 28796, 29422, 41078, 58844, 82156, 136781, 273562, 279509, 338353, 547124, 559018, 676706, 1118036, 1353412, 6428707, 12857414, 25714828]

約数ペア:

[(1, 25714828), (2, 12857414), (4, 6428707), (19, 1353412), (23, 1118036), (38, 676706), (46, 559018), (47, 547124), (76, 338353), (92, 279509), (94, 273562), (188, 136781), (313, 82156), (437, 58844), (626, 41078), (874, 29422), (893, 28796), (1081, 23788), (1252, 20539), (1748, 14711), (1786, 14398), (2162, 11894), (3572, 7199), (4324, 5947)]