133070720

素因数分解:

$2^7\times 5^1\times {\mathrm{207923}}^1$

素因数の和:207942

約数の個数: 32

約数和(自身を含む): 318123720

約数和(自身を除く): 185053000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 207923, 415846, 831692, 1039615, 1663384, 2079230, 3326768, 4158460, 6653536, 8316920, 13307072, 16633840, 26614144, 33267680, 66535360, 133070720]

約数ペア:

[(1, 133070720), (2, 66535360), (4, 33267680), (5, 26614144), (8, 16633840), (10, 13307072), (16, 8316920), (20, 6653536), (32, 4158460), (40, 3326768), (64, 2079230), (80, 1663384), (128, 1039615), (160, 831692), (320, 415846), (640, 207923)]