159790961360

素因数分解:

$2^4\times 5^1\times {\mathrm{1997387017}}^1$

素因数の和:1997387030

約数の個数: 20

約数和(自身を含む): 371513985348

約数和(自身を除く): 211723023988

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1997387017, 3994774034, 7989548068, 9986935085, 15979096136, 19973870170, 31958192272, 39947740340, 79895480680, 159790961360]

約数ペア:

[(1, 159790961360), (2, 79895480680), (4, 39947740340), (5, 31958192272), (8, 19973870170), (10, 15979096136), (16, 9986935085), (20, 7989548068), (40, 3994774034), (80, 1997387017)]