83721170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{644009}}^1$

素因数の和:644029

約数の個数: 16

約数和(自身を含む): 162290520

約数和(自身を除く): 78569350

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 644009, 1288018, 3220045, 6440090, 8372117, 16744234, 41860585, 83721170]

約数ペア:

[(1, 83721170), (2, 41860585), (5, 16744234), (10, 8372117), (13, 6440090), (26, 3220045), (65, 1288018), (130, 644009)]