68668930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{3137}}^1$

素因数の和:3354

約数の個数: 32

約数和(自身を含む): 135561600

約数和(自身を除く): 66892670

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 199, 398, 995, 1990, 2189, 3137, 4378, 6274, 10945, 15685, 21890, 31370, 34507, 69014, 172535, 345070, 624263, 1248526, 3121315, 6242630, 6866893, 13733786, 34334465, 68668930]

約数ペア:

[(1, 68668930), (2, 34334465), (5, 13733786), (10, 6866893), (11, 6242630), (22, 3121315), (55, 1248526), (110, 624263), (199, 345070), (398, 172535), (995, 69014), (1990, 34507), (2189, 31370), (3137, 21890), (4378, 15685), (6274, 10945)]