84521870

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{77543}}^1$

素因数の和:77659

約数の個数: 16

約数和(自身を含む): 153537120

約数和(自身を除く): 69015250

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 77543, 155086, 387715, 775430, 8452187, 16904374, 42260935, 84521870]

約数ペア:

[(1, 84521870), (2, 42260935), (5, 16904374), (10, 8452187), (109, 775430), (218, 387715), (545, 155086), (1090, 77543)]