39252768640

素因数分解:

$2^7\times 5^1\times {\mathrm{61332451}}^1$

素因数の和:61332470

約数の個数: 32

約数和(自身を含む): 93838651560

約数和(自身を除く): 54585882920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 61332451, 122664902, 245329804, 306662255, 490659608, 613324510, 981319216, 1226649020, 1962638432, 2453298040, 3925276864, 4906596080, 7850553728, 9813192160, 19626384320, 39252768640]

約数ペア:

[(1, 39252768640), (2, 19626384320), (4, 9813192160), (5, 7850553728), (8, 4906596080), (10, 3925276864), (16, 2453298040), (20, 1962638432), (32, 1226649020), (40, 981319216), (64, 613324510), (80, 490659608), (128, 306662255), (160, 245329804), (320, 122664902), (640, 61332451)]