82790210

素因数分解:

$2^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{19759}}^1$

素因数の和:20185

約数の個数: 16

約数和(自身を含む): 149385600

約数和(自身を除く): 66595390

約数列:

[1, 2, 5, 10, 419, 838, 2095, 4190, 19759, 39518, 98795, 197590, 8279021, 16558042, 41395105, 82790210]

約数ペア:

[(1, 82790210), (2, 41395105), (5, 16558042), (10, 8279021), (419, 197590), (838, 98795), (2095, 39518), (4190, 19759)]