31259648

素因数分解:

$2^{10}\times 7^3\times {\mathrm{89}}^1$

素因数の和:130

約数の個数: 88

約数和(自身を含む): 73692000

約数和(自身を除く): 42432352

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 89, 98, 112, 128, 178, 196, 224, 256, 343, 356, 392, 448, 512, 623, 686, 712, 784, 896, 1024, 1246, 1372, 1424, 1568, 1792, 2492, 2744, 2848, 3136, 3584, 4361, 4984, 5488, 5696, 6272, 7168, 8722, 9968, 10976, 11392, 12544, 17444, 19936, 21952, 22784, 25088, 30527, 34888, 39872, 43904, 45568, 50176, 61054, 69776, 79744, 87808, 91136, 122108, 139552, 159488, 175616, 244216, 279104, 318976, 351232, 488432, 558208, 637952, 976864, 1116416, 1953728, 2232832, 3907456, 4465664, 7814912, 15629824, 31259648]

約数ペア:

[(1, 31259648), (2, 15629824), (4, 7814912), (7, 4465664), (8, 3907456), (14, 2232832), (16, 1953728), (28, 1116416), (32, 976864), (49, 637952), (56, 558208), (64, 488432), (89, 351232), (98, 318976), (112, 279104), (128, 244216), (178, 175616), (196, 159488), (224, 139552), (256, 122108), (343, 91136), (356, 87808), (392, 79744), (448, 69776), (512, 61054), (623, 50176), (686, 45568), (712, 43904), (784, 39872), (896, 34888), (1024, 30527), (1246, 25088), (1372, 22784), (1424, 21952), (1568, 19936), (1792, 17444), (2492, 12544), (2744, 11392), (2848, 10976), (3136, 9968), (3584, 8722), (4361, 7168), (4984, 6272), (5488, 5696)]