80367280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{143513}}^1$

素因数の和:143533

約数の個数: 40

約数和(自身を含む): 213548832

約数和(自身を除く): 133181552

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 143513, 287026, 574052, 717565, 1004591, 1148104, 1435130, 2009182, 2296208, 2870260, 4018364, 5022955, 5740520, 8036728, 10045910, 11481040, 16073456, 20091820, 40183640, 80367280]

約数ペア:

[(1, 80367280), (2, 40183640), (4, 20091820), (5, 16073456), (7, 11481040), (8, 10045910), (10, 8036728), (14, 5740520), (16, 5022955), (20, 4018364), (28, 2870260), (35, 2296208), (40, 2009182), (56, 1435130), (70, 1148104), (80, 1004591), (112, 717565), (140, 574052), (280, 287026), (560, 143513)]