128064832

素因数分解:

$2^6\times 7^2\times {\mathrm{97}}^1\times {\mathrm{421}}^1$

素因数の和:544

約数の個数: 84

約数和(自身を含む): 299376084

約数和(自身を除く): 171311252

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 97, 98, 112, 194, 196, 224, 388, 392, 421, 448, 679, 776, 784, 842, 1358, 1552, 1568, 1684, 2716, 2947, 3104, 3136, 3368, 4753, 5432, 5894, 6208, 6736, 9506, 10864, 11788, 13472, 19012, 20629, 21728, 23576, 26944, 38024, 40837, 41258, 43456, 47152, 76048, 81674, 82516, 94304, 152096, 163348, 165032, 188608, 285859, 304192, 326696, 330064, 571718, 653392, 660128, 1143436, 1306784, 1320256, 2001013, 2286872, 2613568, 4002026, 4573744, 8004052, 9147488, 16008104, 18294976, 32016208, 64032416, 128064832]

約数ペア:

[(1, 128064832), (2, 64032416), (4, 32016208), (7, 18294976), (8, 16008104), (14, 9147488), (16, 8004052), (28, 4573744), (32, 4002026), (49, 2613568), (56, 2286872), (64, 2001013), (97, 1320256), (98, 1306784), (112, 1143436), (194, 660128), (196, 653392), (224, 571718), (388, 330064), (392, 326696), (421, 304192), (448, 285859), (679, 188608), (776, 165032), (784, 163348), (842, 152096), (1358, 94304), (1552, 82516), (1568, 81674), (1684, 76048), (2716, 47152), (2947, 43456), (3104, 41258), (3136, 40837), (3368, 38024), (4753, 26944), (5432, 23576), (5894, 21728), (6208, 20629), (6736, 19012), (9506, 13472), (10864, 11788)]