72540800

素因数分解:

$2^7\times 5^2\times {\mathrm{22669}}^1$

素因数の和:22693

約数の個数: 48

約数和(自身を含む): 179206350

約数和(自身を除く): 106665550

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 1600, 3200, 22669, 45338, 90676, 113345, 181352, 226690, 362704, 453380, 566725, 725408, 906760, 1133450, 1450816, 1813520, 2266900, 2901632, 3627040, 4533800, 7254080, 9067600, 14508160, 18135200, 36270400, 72540800]

約数ペア:

[(1, 72540800), (2, 36270400), (4, 18135200), (5, 14508160), (8, 9067600), (10, 7254080), (16, 4533800), (20, 3627040), (25, 2901632), (32, 2266900), (40, 1813520), (50, 1450816), (64, 1133450), (80, 906760), (100, 725408), (128, 566725), (160, 453380), (200, 362704), (320, 226690), (400, 181352), (640, 113345), (800, 90676), (1600, 45338), (3200, 22669)]