81982208

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4159}}^1$

素因数の和:4193

約数の個数: 72

約数和(自身を含む): 204072960

約数和(自身を除く): 122090752

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 176, 224, 256, 308, 352, 448, 616, 704, 896, 1232, 1408, 1792, 2464, 2816, 4159, 4928, 8318, 9856, 16636, 19712, 29113, 33272, 45749, 58226, 66544, 91498, 116452, 133088, 182996, 232904, 266176, 320243, 365992, 465808, 532352, 640486, 731984, 931616, 1064704, 1280972, 1463968, 1863232, 2561944, 2927936, 3726464, 5123888, 5855872, 7452928, 10247776, 11711744, 20495552, 40991104, 81982208]

約数ペア:

[(1, 81982208), (2, 40991104), (4, 20495552), (7, 11711744), (8, 10247776), (11, 7452928), (14, 5855872), (16, 5123888), (22, 3726464), (28, 2927936), (32, 2561944), (44, 1863232), (56, 1463968), (64, 1280972), (77, 1064704), (88, 931616), (112, 731984), (128, 640486), (154, 532352), (176, 465808), (224, 365992), (256, 320243), (308, 266176), (352, 232904), (448, 182996), (616, 133088), (704, 116452), (896, 91498), (1232, 66544), (1408, 58226), (1792, 45749), (2464, 33272), (2816, 29113), (4159, 19712), (4928, 16636), (8318, 9856)]