25229855

素因数分解:

$5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:168

約数の個数: 48

約数和(自身を含む): 37674720

約数和(自身を除く): 12444865

約数列:

[1, 5, 7, 29, 35, 49, 53, 67, 145, 203, 245, 265, 335, 371, 469, 1015, 1421, 1537, 1855, 1943, 2345, 2597, 3283, 3551, 7105, 7685, 9715, 10759, 12985, 13601, 16415, 17755, 24857, 53795, 68005, 75313, 95207, 102979, 124285, 173999, 376565, 476035, 514895, 720853, 869995, 3604265, 5045971, 25229855]

約数ペア:

[(1, 25229855), (5, 5045971), (7, 3604265), (29, 869995), (35, 720853), (49, 514895), (53, 476035), (67, 376565), (145, 173999), (203, 124285), (245, 102979), (265, 95207), (335, 75313), (371, 68005), (469, 53795), (1015, 24857), (1421, 17755), (1537, 16415), (1855, 13601), (1943, 12985), (2345, 10759), (2597, 9715), (3283, 7685), (3551, 7105)]