66987650

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{78809}}^1$

素因数の和:78838

約数の個数: 24

約数和(自身を含む): 131927940

約数和(自身を除く): 64940290

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 425, 850, 78809, 157618, 394045, 788090, 1339753, 1970225, 2679506, 3940450, 6698765, 13397530, 33493825, 66987650]

約数ペア:

[(1, 66987650), (2, 33493825), (5, 13397530), (10, 6698765), (17, 3940450), (25, 2679506), (34, 1970225), (50, 1339753), (85, 788090), (170, 394045), (425, 157618), (850, 78809)]