160219720

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{93151}}^1$

素因数の和:93205

約数の個数: 32

約数和(自身を含む): 368881920

約数和(自身を除く): 208662200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 93151, 186302, 372604, 465755, 745208, 931510, 1863020, 3726040, 4005493, 8010986, 16021972, 20027465, 32043944, 40054930, 80109860, 160219720]

約数ペア:

[(1, 160219720), (2, 80109860), (4, 40054930), (5, 32043944), (8, 20027465), (10, 16021972), (20, 8010986), (40, 4005493), (43, 3726040), (86, 1863020), (172, 931510), (215, 745208), (344, 465755), (430, 372604), (860, 186302), (1720, 93151)]