25720804526

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{6173}}^1$

素因数の和:6441

約数の個数: 48

約数和(自身を含む): 42341292000

約数和(自身を除く): 16620487474

約数列:

[1, 2, 19, 29, 38, 58, 199, 361, 398, 551, 722, 1102, 3781, 5771, 6173, 7562, 10469, 11542, 12346, 20938, 71839, 109649, 117287, 143678, 179017, 219298, 234574, 358034, 1228427, 2083331, 2228453, 2456854, 3401323, 4166662, 4456906, 6802646, 23340113, 35624383, 46680226, 64625137, 71248766, 129250274, 443462147, 676863277, 886924294, 1353726554, 12860402263, 25720804526]

約数ペア:

[(1, 25720804526), (2, 12860402263), (19, 1353726554), (29, 886924294), (38, 676863277), (58, 443462147), (199, 129250274), (361, 71248766), (398, 64625137), (551, 46680226), (722, 35624383), (1102, 23340113), (3781, 6802646), (5771, 4456906), (6173, 4166662), (7562, 3401323), (10469, 2456854), (11542, 2228453), (12346, 2083331), (20938, 1228427), (71839, 358034), (109649, 234574), (117287, 219298), (143678, 179017)]