71677984

素因数分解:

$2^5\times 7^2\times {\mathrm{17}}^1\times {\mathrm{2689}}^1$

素因数の和:2730

約数の個数: 72

約数和(自身を含む): 173876220

約数和(自身を除く): 102198236

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 49, 56, 68, 98, 112, 119, 136, 196, 224, 238, 272, 392, 476, 544, 784, 833, 952, 1568, 1666, 1904, 2689, 3332, 3808, 5378, 6664, 10756, 13328, 18823, 21512, 26656, 37646, 43024, 45713, 75292, 86048, 91426, 131761, 150584, 182852, 263522, 301168, 319991, 365704, 527044, 602336, 639982, 731408, 1054088, 1279964, 1462816, 2108176, 2239937, 2559928, 4216352, 4479874, 5119856, 8959748, 10239712, 17919496, 35838992, 71677984]

約数ペア:

[(1, 71677984), (2, 35838992), (4, 17919496), (7, 10239712), (8, 8959748), (14, 5119856), (16, 4479874), (17, 4216352), (28, 2559928), (32, 2239937), (34, 2108176), (49, 1462816), (56, 1279964), (68, 1054088), (98, 731408), (112, 639982), (119, 602336), (136, 527044), (196, 365704), (224, 319991), (238, 301168), (272, 263522), (392, 182852), (476, 150584), (544, 131761), (784, 91426), (833, 86048), (952, 75292), (1568, 45713), (1666, 43024), (1904, 37646), (2689, 26656), (3332, 21512), (3808, 18823), (5378, 13328), (6664, 10756)]