171880640

素因数分解:

$2^6\times 5^1\times {\mathrm{537127}}^1$

素因数の和:537144

約数の個数: 28

約数和(自身を含む): 409291536

約数和(自身を除く): 237410896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 537127, 1074254, 2148508, 2685635, 4297016, 5371270, 8594032, 10742540, 17188064, 21485080, 34376128, 42970160, 85940320, 171880640]

約数ペア:

[(1, 171880640), (2, 85940320), (4, 42970160), (5, 34376128), (8, 21485080), (10, 17188064), (16, 10742540), (20, 8594032), (32, 5371270), (40, 4297016), (64, 2685635), (80, 2148508), (160, 1074254), (320, 537127)]