12489980825

素因数分解:

$5^2\times 7^1\times {\mathrm{619}}^1\times {\mathrm{115301}}^1$

素因数の和:115937

約数の個数: 24

約数和(自身を含む): 17728835520

約数和(自身を除く): 5238854695

約数列:

[1, 5, 7, 25, 35, 175, 619, 3095, 4333, 15475, 21665, 108325, 115301, 576505, 807107, 2882525, 4035535, 20177675, 71371319, 356856595, 499599233, 1784282975, 2497996165, 12489980825]

約数ペア:

[(1, 12489980825), (5, 2497996165), (7, 1784282975), (25, 499599233), (35, 356856595), (175, 71371319), (619, 20177675), (3095, 4035535), (4333, 2882525), (15475, 807107), (21665, 576505), (108325, 115301)]