135728080

素因数分解:

$2^4\times 5^1\times {\mathrm{1696601}}^1$

素因数の和:1696614

約数の個数: 20

約数和(自身を含む): 315567972

約数和(自身を除く): 179839892

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1696601, 3393202, 6786404, 8483005, 13572808, 16966010, 27145616, 33932020, 67864040, 135728080]

約数ペア:

[(1, 135728080), (2, 67864040), (4, 33932020), (5, 27145616), (8, 16966010), (10, 13572808), (16, 8483005), (20, 6786404), (40, 3393202), (80, 1696601)]