161167040

素因数分解:

$2^6\times 5^1\times {\mathrm{503647}}^1$

素因数の和:503664

約数の個数: 28

約数和(自身を含む): 383779776

約数和(自身を除く): 222612736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 503647, 1007294, 2014588, 2518235, 4029176, 5036470, 8058352, 10072940, 16116704, 20145880, 32233408, 40291760, 80583520, 161167040]

約数ペア:

[(1, 161167040), (2, 80583520), (4, 40291760), (5, 32233408), (8, 20145880), (10, 16116704), (16, 10072940), (20, 8058352), (32, 5036470), (40, 4029176), (64, 2518235), (80, 2014588), (160, 1007294), (320, 503647)]