85194880

素因数分解:

$2^7\times 5^1\times {\mathrm{133117}}^1$

素因数の和:133136

約数の個数: 32

約数和(自身を含む): 203670540

約数和(自身を除く): 118475660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 133117, 266234, 532468, 665585, 1064936, 1331170, 2129872, 2662340, 4259744, 5324680, 8519488, 10649360, 17038976, 21298720, 42597440, 85194880]

約数ペア:

[(1, 85194880), (2, 42597440), (4, 21298720), (5, 17038976), (8, 10649360), (10, 8519488), (16, 5324680), (20, 4259744), (32, 2662340), (40, 2129872), (64, 1331170), (80, 1064936), (128, 665585), (160, 532468), (320, 266234), (640, 133117)]