129076160

素因数分解:

$2^6\times 5^1\times {\mathrm{403363}}^1$

素因数の和:403380

約数の個数: 28

約数和(自身を含む): 307363368

約数和(自身を除く): 178287208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 403363, 806726, 1613452, 2016815, 3226904, 4033630, 6453808, 8067260, 12907616, 16134520, 25815232, 32269040, 64538080, 129076160]

約数ペア:

[(1, 129076160), (2, 64538080), (4, 32269040), (5, 25815232), (8, 16134520), (10, 12907616), (16, 8067260), (20, 6453808), (32, 4033630), (40, 3226904), (64, 2016815), (80, 1613452), (160, 806726), (320, 403363)]