78825280

素因数分解:

$2^6\times 5^1\times {\mathrm{246329}}^1$

素因数の和:246346

約数の個数: 28

約数和(自身を含む): 187703460

約数和(自身を除く): 108878180

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 246329, 492658, 985316, 1231645, 1970632, 2463290, 3941264, 4926580, 7882528, 9853160, 15765056, 19706320, 39412640, 78825280]

約数ペア:

[(1, 78825280), (2, 39412640), (4, 19706320), (5, 15765056), (8, 9853160), (10, 7882528), (16, 4926580), (20, 3941264), (32, 2463290), (40, 1970632), (64, 1231645), (80, 985316), (160, 492658), (320, 246329)]