25771440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{167}}^1\times {\mathrm{643}}^1$

素因数の和:826

約数の個数: 80

約数和(自身を含む): 80494848

約数和(自身を除く): 54723408

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 167, 240, 334, 501, 643, 668, 835, 1002, 1286, 1336, 1670, 1929, 2004, 2505, 2572, 2672, 3215, 3340, 3858, 4008, 5010, 5144, 6430, 6680, 7716, 8016, 9645, 10020, 10288, 12860, 13360, 15432, 19290, 20040, 25720, 30864, 38580, 40080, 51440, 77160, 107381, 154320, 214762, 322143, 429524, 536905, 644286, 859048, 1073810, 1288572, 1610715, 1718096, 2147620, 2577144, 3221430, 4295240, 5154288, 6442860, 8590480, 12885720, 25771440]

約数ペア:

[(1, 25771440), (2, 12885720), (3, 8590480), (4, 6442860), (5, 5154288), (6, 4295240), (8, 3221430), (10, 2577144), (12, 2147620), (15, 1718096), (16, 1610715), (20, 1288572), (24, 1073810), (30, 859048), (40, 644286), (48, 536905), (60, 429524), (80, 322143), (120, 214762), (167, 154320), (240, 107381), (334, 77160), (501, 51440), (643, 40080), (668, 38580), (835, 30864), (1002, 25720), (1286, 20040), (1336, 19290), (1670, 15432), (1929, 13360), (2004, 12860), (2505, 10288), (2572, 10020), (2672, 9645), (3215, 8016), (3340, 7716), (3858, 6680), (4008, 6430), (5010, 5144)]