83217280

素因数分解:

$2^7\times 5^1\times {\mathrm{130027}}^1$

素因数の和:130046

約数の個数: 32

約数和(自身を含む): 198942840

約数和(自身を除く): 115725560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 130027, 260054, 520108, 650135, 1040216, 1300270, 2080432, 2600540, 4160864, 5201080, 8321728, 10402160, 16643456, 20804320, 41608640, 83217280]

約数ペア:

[(1, 83217280), (2, 41608640), (4, 20804320), (5, 16643456), (8, 10402160), (10, 8321728), (16, 5201080), (20, 4160864), (32, 2600540), (40, 2080432), (64, 1300270), (80, 1040216), (128, 650135), (160, 520108), (320, 260054), (640, 130027)]