81749248

素因数分解:

$2^8\times 7^5\times {\mathrm{19}}^1$

素因数の和:70

約数の個数: 108

約数和(自身を含む): 200393760

約数和(自身を除く): 118644512

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 49, 56, 64, 76, 98, 112, 128, 133, 152, 196, 224, 256, 266, 304, 343, 392, 448, 532, 608, 686, 784, 896, 931, 1064, 1216, 1372, 1568, 1792, 1862, 2128, 2401, 2432, 2744, 3136, 3724, 4256, 4802, 4864, 5488, 6272, 6517, 7448, 8512, 9604, 10976, 12544, 13034, 14896, 16807, 17024, 19208, 21952, 26068, 29792, 33614, 34048, 38416, 43904, 45619, 52136, 59584, 67228, 76832, 87808, 91238, 104272, 119168, 134456, 153664, 182476, 208544, 238336, 268912, 307328, 319333, 364952, 417088, 537824, 614656, 638666, 729904, 834176, 1075648, 1277332, 1459808, 1668352, 2151296, 2554664, 2919616, 4302592, 5109328, 5839232, 10218656, 11678464, 20437312, 40874624, 81749248]

約数ペア:

[(1, 81749248), (2, 40874624), (4, 20437312), (7, 11678464), (8, 10218656), (14, 5839232), (16, 5109328), (19, 4302592), (28, 2919616), (32, 2554664), (38, 2151296), (49, 1668352), (56, 1459808), (64, 1277332), (76, 1075648), (98, 834176), (112, 729904), (128, 638666), (133, 614656), (152, 537824), (196, 417088), (224, 364952), (256, 319333), (266, 307328), (304, 268912), (343, 238336), (392, 208544), (448, 182476), (532, 153664), (608, 134456), (686, 119168), (784, 104272), (896, 91238), (931, 87808), (1064, 76832), (1216, 67228), (1372, 59584), (1568, 52136), (1792, 45619), (1862, 43904), (2128, 38416), (2401, 34048), (2432, 33614), (2744, 29792), (3136, 26068), (3724, 21952), (4256, 19208), (4802, 17024), (4864, 16807), (5488, 14896), (6272, 13034), (6517, 12544), (7448, 10976), (8512, 9604)]