31232768

素因数分解:

$2^8\times 7^1\times {\mathrm{29}}^1\times {\mathrm{601}}^1$

素因数の和:653

約数の個数: 72

約数和(自身を含む): 73829280

約数和(自身を除く): 42596512

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 64, 112, 116, 128, 203, 224, 232, 256, 406, 448, 464, 601, 812, 896, 928, 1202, 1624, 1792, 1856, 2404, 3248, 3712, 4207, 4808, 6496, 7424, 8414, 9616, 12992, 16828, 17429, 19232, 25984, 33656, 34858, 38464, 51968, 67312, 69716, 76928, 122003, 134624, 139432, 153856, 244006, 269248, 278864, 488012, 538496, 557728, 976024, 1076992, 1115456, 1952048, 2230912, 3904096, 4461824, 7808192, 15616384, 31232768]

約数ペア:

[(1, 31232768), (2, 15616384), (4, 7808192), (7, 4461824), (8, 3904096), (14, 2230912), (16, 1952048), (28, 1115456), (29, 1076992), (32, 976024), (56, 557728), (58, 538496), (64, 488012), (112, 278864), (116, 269248), (128, 244006), (203, 153856), (224, 139432), (232, 134624), (256, 122003), (406, 76928), (448, 69716), (464, 67312), (601, 51968), (812, 38464), (896, 34858), (928, 33656), (1202, 25984), (1624, 19232), (1792, 17429), (1856, 16828), (2404, 12992), (3248, 9616), (3712, 8414), (4207, 7424), (4808, 6496)]