133659520

素因数分解:

$2^7\times 5^1\times {\mathrm{208843}}^1$

素因数の和:208862

約数の個数: 32

約数和(自身を含む): 319531320

約数和(自身を除く): 185871800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 208843, 417686, 835372, 1044215, 1670744, 2088430, 3341488, 4176860, 6682976, 8353720, 13365952, 16707440, 26731904, 33414880, 66829760, 133659520]

約数ペア:

[(1, 133659520), (2, 66829760), (4, 33414880), (5, 26731904), (8, 16707440), (10, 13365952), (16, 8353720), (20, 6682976), (32, 4176860), (40, 3341488), (64, 2088430), (80, 1670744), (128, 1044215), (160, 835372), (320, 417686), (640, 208843)]