52880451280

素因数分解:

$2^4\times 5^1\times {\mathrm{661005641}}^1$

素因数の和:661005654

約数の個数: 20

約数和(自身を含む): 122947049412

約数和(自身を除く): 70066598132

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 661005641, 1322011282, 2644022564, 3305028205, 5288045128, 6610056410, 10576090256, 13220112820, 26440225640, 52880451280]

約数ペア:

[(1, 52880451280), (2, 26440225640), (4, 13220112820), (5, 10576090256), (8, 6610056410), (10, 5288045128), (16, 3305028205), (20, 2644022564), (40, 1322011282), (80, 661005641)]