163794160

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{28837}}^1$

素因数の和:28921

約数の個数: 40

約数和(自身を含む): 386198496

約数和(自身を除く): 222404336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 28837, 57674, 115348, 144185, 230696, 288370, 461392, 576740, 1153480, 2047427, 2306960, 4094854, 8189708, 10237135, 16379416, 20474270, 32758832, 40948540, 81897080, 163794160]

約数ペア:

[(1, 163794160), (2, 81897080), (4, 40948540), (5, 32758832), (8, 20474270), (10, 16379416), (16, 10237135), (20, 8189708), (40, 4094854), (71, 2306960), (80, 2047427), (142, 1153480), (284, 576740), (355, 461392), (568, 288370), (710, 230696), (1136, 144185), (1420, 115348), (2840, 57674), (5680, 28837)]