135655280

素因数分解:

$2^4\times 5^1\times {\mathrm{1695691}}^1$

素因数の和:1695704

約数の個数: 20

約数和(自身を含む): 315398712

約数和(自身を除く): 179743432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1695691, 3391382, 6782764, 8478455, 13565528, 16956910, 27131056, 33913820, 67827640, 135655280]

約数ペア:

[(1, 135655280), (2, 67827640), (4, 33913820), (5, 27131056), (8, 16956910), (10, 13565528), (16, 8478455), (20, 6782764), (40, 3391382), (80, 1695691)]