80446905

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:212

約数の個数: 128

約数和(自身を含む): 182476800

約数和(自身を除く): 102029895

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 27, 33, 35, 45, 55, 63, 71, 77, 99, 105, 109, 135, 165, 189, 213, 231, 297, 315, 327, 355, 385, 495, 497, 545, 639, 693, 763, 781, 945, 981, 1065, 1155, 1199, 1485, 1491, 1635, 1917, 2079, 2289, 2343, 2485, 2943, 3195, 3465, 3597, 3815, 3905, 4473, 4905, 5467, 5995, 6867, 7029, 7455, 7739, 8393, 9585, 10395, 10791, 11445, 11715, 13419, 14715, 16401, 17985, 20601, 21087, 22365, 23217, 25179, 27335, 32373, 34335, 35145, 38695, 41965, 49203, 53955, 54173, 67095, 69651, 75537, 82005, 85129, 103005, 105435, 116085, 125895, 147609, 161865, 162519, 208953, 226611, 246015, 255387, 270865, 348255, 377685, 425645, 487557, 595903, 738045, 766161, 812595, 1044765, 1133055, 1276935, 1462671, 1787709, 2298483, 2437785, 2979515, 3830805, 5363127, 7313355, 8938545, 11492415, 16089381, 26815635, 80446905]

約数ペア:

[(1, 80446905), (3, 26815635), (5, 16089381), (7, 11492415), (9, 8938545), (11, 7313355), (15, 5363127), (21, 3830805), (27, 2979515), (33, 2437785), (35, 2298483), (45, 1787709), (55, 1462671), (63, 1276935), (71, 1133055), (77, 1044765), (99, 812595), (105, 766161), (109, 738045), (135, 595903), (165, 487557), (189, 425645), (213, 377685), (231, 348255), (297, 270865), (315, 255387), (327, 246015), (355, 226611), (385, 208953), (495, 162519), (497, 161865), (545, 147609), (639, 125895), (693, 116085), (763, 105435), (781, 103005), (945, 85129), (981, 82005), (1065, 75537), (1155, 69651), (1199, 67095), (1485, 54173), (1491, 53955), (1635, 49203), (1917, 41965), (2079, 38695), (2289, 35145), (2343, 34335), (2485, 32373), (2943, 27335), (3195, 25179), (3465, 23217), (3597, 22365), (3815, 21087), (3905, 20601), (4473, 17985), (4905, 16401), (5467, 14715), (5995, 13419), (6867, 11715), (7029, 11445), (7455, 10791), (7739, 10395), (8393, 9585)]