25580022

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:269

約数の個数: 64

約数和(自身を含む): 58060800

約数和(自身を除く): 32480778

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 71, 78, 93, 142, 149, 186, 213, 298, 403, 426, 447, 806, 894, 923, 1209, 1846, 1937, 2201, 2418, 2769, 3874, 4402, 4619, 5538, 5811, 6603, 9238, 10579, 11622, 13206, 13857, 21158, 27714, 28613, 31737, 57226, 60047, 63474, 85839, 120094, 137527, 171678, 180141, 275054, 327949, 360282, 412581, 655898, 825162, 983847, 1967694, 4263337, 8526674, 12790011, 25580022]

約数ペア:

[(1, 25580022), (2, 12790011), (3, 8526674), (6, 4263337), (13, 1967694), (26, 983847), (31, 825162), (39, 655898), (62, 412581), (71, 360282), (78, 327949), (93, 275054), (142, 180141), (149, 171678), (186, 137527), (213, 120094), (298, 85839), (403, 63474), (426, 60047), (447, 57226), (806, 31737), (894, 28613), (923, 27714), (1209, 21158), (1846, 13857), (1937, 13206), (2201, 11622), (2418, 10579), (2769, 9238), (3874, 6603), (4402, 5811), (4619, 5538)]