81755685

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:255

約数の個数: 96

約数和(自身を含む): 166053888

約数和(自身を除く): 84298203

約数列:

[1, 3, 5, 9, 11, 15, 23, 33, 43, 45, 55, 69, 99, 115, 129, 165, 167, 207, 215, 253, 345, 387, 473, 495, 501, 645, 759, 835, 989, 1035, 1265, 1419, 1503, 1837, 1935, 2277, 2365, 2505, 2967, 3795, 3841, 4257, 4945, 5511, 7095, 7181, 7515, 8901, 9185, 10879, 11385, 11523, 14835, 16533, 19205, 21285, 21543, 27555, 32637, 34569, 35905, 42251, 44505, 54395, 57615, 64629, 78991, 82665, 97911, 107715, 126753, 163185, 165163, 172845, 211255, 236973, 323145, 380259, 394955, 489555, 495489, 633765, 710919, 825815, 1184865, 1486467, 1816793, 1901295, 2477445, 3554595, 5450379, 7432335, 9083965, 16351137, 27251895, 81755685]

約数ペア:

[(1, 81755685), (3, 27251895), (5, 16351137), (9, 9083965), (11, 7432335), (15, 5450379), (23, 3554595), (33, 2477445), (43, 1901295), (45, 1816793), (55, 1486467), (69, 1184865), (99, 825815), (115, 710919), (129, 633765), (165, 495489), (167, 489555), (207, 394955), (215, 380259), (253, 323145), (345, 236973), (387, 211255), (473, 172845), (495, 165163), (501, 163185), (645, 126753), (759, 107715), (835, 97911), (989, 82665), (1035, 78991), (1265, 64629), (1419, 57615), (1503, 54395), (1837, 44505), (1935, 42251), (2277, 35905), (2365, 34569), (2505, 32637), (2967, 27555), (3795, 21543), (3841, 21285), (4257, 19205), (4945, 16533), (5511, 14835), (7095, 11523), (7181, 11385), (7515, 10879), (8901, 9185)]