264217280

素因数分解:

$2^6\times 5^1\times {\mathrm{825679}}^1$

素因数の和:825696

約数の個数: 28

約数和(自身を含む): 629168160

約数和(自身を除く): 364950880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 825679, 1651358, 3302716, 4128395, 6605432, 8256790, 13210864, 16513580, 26421728, 33027160, 52843456, 66054320, 132108640, 264217280]

約数ペア:

[(1, 264217280), (2, 132108640), (4, 66054320), (5, 52843456), (8, 33027160), (10, 26421728), (16, 16513580), (20, 13210864), (32, 8256790), (40, 6605432), (64, 4128395), (80, 3302716), (160, 1651358), (320, 825679)]