161566160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{1097}}^1$

素因数の和:1380

約数の個数: 80

約数和(自身を含む): 431329536

約数和(自身を除く): 269763376

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 263, 280, 526, 560, 1052, 1097, 1315, 1841, 2104, 2194, 2630, 3682, 4208, 4388, 5260, 5485, 7364, 7679, 8776, 9205, 10520, 10970, 14728, 15358, 17552, 18410, 21040, 21940, 29456, 30716, 36820, 38395, 43880, 61432, 73640, 76790, 87760, 122864, 147280, 153580, 288511, 307160, 577022, 614320, 1154044, 1442555, 2019577, 2308088, 2885110, 4039154, 4616176, 5770220, 8078308, 10097885, 11540440, 16156616, 20195770, 23080880, 32313232, 40391540, 80783080, 161566160]

約数ペア:

[(1, 161566160), (2, 80783080), (4, 40391540), (5, 32313232), (7, 23080880), (8, 20195770), (10, 16156616), (14, 11540440), (16, 10097885), (20, 8078308), (28, 5770220), (35, 4616176), (40, 4039154), (56, 2885110), (70, 2308088), (80, 2019577), (112, 1442555), (140, 1154044), (263, 614320), (280, 577022), (526, 307160), (560, 288511), (1052, 153580), (1097, 147280), (1315, 122864), (1841, 87760), (2104, 76790), (2194, 73640), (2630, 61432), (3682, 43880), (4208, 38395), (4388, 36820), (5260, 30716), (5485, 29456), (7364, 21940), (7679, 21040), (8776, 18410), (9205, 17552), (10520, 15358), (10970, 14728)]