81224836

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:281

約数の個数: 96

約数和(自身を含む): 187858944

約数和(自身を除く): 106634108

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 47, 62, 77, 94, 124, 154, 181, 188, 217, 308, 329, 341, 362, 434, 517, 658, 682, 724, 868, 1034, 1267, 1316, 1364, 1457, 1991, 2068, 2387, 2534, 2914, 3619, 3982, 4774, 5068, 5611, 5828, 7238, 7964, 8507, 9548, 10199, 11222, 13937, 14476, 16027, 17014, 20398, 22444, 27874, 32054, 34028, 39277, 40796, 55748, 59549, 61721, 64108, 78554, 93577, 112189, 119098, 123442, 157108, 187154, 224378, 238196, 246884, 263717, 374308, 432047, 448756, 527434, 655039, 864094, 1054868, 1310078, 1728188, 1846019, 2620156, 2900887, 3692038, 5801774, 7384076, 11603548, 20306209, 40612418, 81224836]

約数ペア:

[(1, 81224836), (2, 40612418), (4, 20306209), (7, 11603548), (11, 7384076), (14, 5801774), (22, 3692038), (28, 2900887), (31, 2620156), (44, 1846019), (47, 1728188), (62, 1310078), (77, 1054868), (94, 864094), (124, 655039), (154, 527434), (181, 448756), (188, 432047), (217, 374308), (308, 263717), (329, 246884), (341, 238196), (362, 224378), (434, 187154), (517, 157108), (658, 123442), (682, 119098), (724, 112189), (868, 93577), (1034, 78554), (1267, 64108), (1316, 61721), (1364, 59549), (1457, 55748), (1991, 40796), (2068, 39277), (2387, 34028), (2534, 32054), (2914, 27874), (3619, 22444), (3982, 20398), (4774, 17014), (5068, 16027), (5611, 14476), (5828, 13937), (7238, 11222), (7964, 10199), (8507, 9548)]