200720065

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{7477}}^1$

素因数の和:7561

約数の個数: 32

約数和(自身を含む): 301512960

約数和(自身を除く): 100792895

約数列:

[1, 5, 7, 13, 35, 59, 65, 91, 295, 413, 455, 767, 2065, 3835, 5369, 7477, 26845, 37385, 52339, 97201, 261695, 441143, 486005, 680407, 2205715, 3088001, 3402035, 5734859, 15440005, 28674295, 40144013, 200720065]

約数ペア:

[(1, 200720065), (5, 40144013), (7, 28674295), (13, 15440005), (35, 5734859), (59, 3402035), (65, 3088001), (91, 2205715), (295, 680407), (413, 486005), (455, 441143), (767, 261695), (2065, 97201), (3835, 52339), (5369, 37385), (7477, 26845)]