83731280

素因数分解:

$2^4\times 5^1\times {\mathrm{1046641}}^1$

素因数の和:1046654

約数の個数: 20

約数和(自身を含む): 194675412

約数和(自身を除く): 110944132

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1046641, 2093282, 4186564, 5233205, 8373128, 10466410, 16746256, 20932820, 41865640, 83731280]

約数ペア:

[(1, 83731280), (2, 41865640), (4, 20932820), (5, 16746256), (8, 10466410), (10, 8373128), (16, 5233205), (20, 4186564), (40, 2093282), (80, 1046641)]