166367980

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{41801}}^1$

素因数の和:42009

約数の個数: 24

約数和(自身を含む): 351136800

約数和(自身を除く): 184768820

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3980, 41801, 83602, 167204, 209005, 418010, 836020, 8318399, 16636798, 33273596, 41591995, 83183990, 166367980]

約数ペア:

[(1, 166367980), (2, 83183990), (4, 41591995), (5, 33273596), (10, 16636798), (20, 8318399), (199, 836020), (398, 418010), (796, 209005), (995, 167204), (1990, 83602), (3980, 41801)]