66541390

素因数分解:

$2^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{15881}}^1$

素因数の和:16307

約数の個数: 16

約数和(自身を含む): 120067920

約数和(自身を除く): 53526530

約数列:

[1, 2, 5, 10, 419, 838, 2095, 4190, 15881, 31762, 79405, 158810, 6654139, 13308278, 33270695, 66541390]

約数ペア:

[(1, 66541390), (2, 33270695), (5, 13308278), (10, 6654139), (419, 158810), (838, 79405), (2095, 31762), (4190, 15881)]