172828160

素因数分解:

$2^9\times 5^1\times {\mathrm{67511}}^1$

素因数の和:67534

約数の個数: 40

約数和(自身を含む): 414388656

約数和(自身を除く): 241560496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 67511, 135022, 270044, 337555, 540088, 675110, 1080176, 1350220, 2160352, 2700440, 4320704, 5400880, 8641408, 10801760, 17282816, 21603520, 34565632, 43207040, 86414080, 172828160]

約数ペア:

[(1, 172828160), (2, 86414080), (4, 43207040), (5, 34565632), (8, 21603520), (10, 17282816), (16, 10801760), (20, 8641408), (32, 5400880), (40, 4320704), (64, 2700440), (80, 2160352), (128, 1350220), (160, 1080176), (256, 675110), (320, 540088), (512, 337555), (640, 270044), (1280, 135022), (2560, 67511)]