25657657620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{61089661}}^1$

素因数の和:61089680

約数の個数: 48

約数和(自身を含む): 82104505728

約数和(自身を除く): 56446848108

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 61089661, 122179322, 183268983, 244358644, 305448305, 366537966, 427627627, 610896610, 733075932, 855255254, 916344915, 1221793220, 1282882881, 1710510508, 1832689830, 2138138135, 2565765762, 3665379660, 4276276270, 5131531524, 6414414405, 8552552540, 12828828810, 25657657620]

約数ペア:

[(1, 25657657620), (2, 12828828810), (3, 8552552540), (4, 6414414405), (5, 5131531524), (6, 4276276270), (7, 3665379660), (10, 2565765762), (12, 2138138135), (14, 1832689830), (15, 1710510508), (20, 1282882881), (21, 1221793220), (28, 916344915), (30, 855255254), (35, 733075932), (42, 610896610), (60, 427627627), (70, 366537966), (84, 305448305), (105, 244358644), (140, 183268983), (210, 122179322), (420, 61089661)]