168408080

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{28837}}^1$

素因数の和:28923

約数の個数: 40

約数和(自身を含む): 396926232

約数和(自身を除く): 228518152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 28837, 57674, 115348, 144185, 230696, 288370, 461392, 576740, 1153480, 2105101, 2306960, 4210202, 8420404, 10525505, 16840808, 21051010, 33681616, 42102020, 84204040, 168408080]

約数ペア:

[(1, 168408080), (2, 84204040), (4, 42102020), (5, 33681616), (8, 21051010), (10, 16840808), (16, 10525505), (20, 8420404), (40, 4210202), (73, 2306960), (80, 2105101), (146, 1153480), (292, 576740), (365, 461392), (584, 288370), (730, 230696), (1168, 144185), (1460, 115348), (2920, 57674), (5840, 28837)]