81322570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{13997}}^1$

素因数の和:14094

約数の個数: 32

約数和(自身を含む): 169319808

約数和(自身を除く): 87997238

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 83, 166, 415, 581, 830, 1162, 2905, 5810, 13997, 27994, 69985, 97979, 139970, 195958, 489895, 979790, 1161751, 2323502, 5808755, 8132257, 11617510, 16264514, 40661285, 81322570]

約数ペア:

[(1, 81322570), (2, 40661285), (5, 16264514), (7, 11617510), (10, 8132257), (14, 5808755), (35, 2323502), (70, 1161751), (83, 979790), (166, 489895), (415, 195958), (581, 139970), (830, 97979), (1162, 69985), (2905, 27994), (5810, 13997)]