133030720

素因数分解:

$2^6\times 5^1\times {\mathrm{415721}}^1$

素因数の和:415738

約数の個数: 28

約数和(自身を含む): 316780164

約数和(自身を除く): 183749444

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 415721, 831442, 1662884, 2078605, 3325768, 4157210, 6651536, 8314420, 13303072, 16628840, 26606144, 33257680, 66515360, 133030720]

約数ペア:

[(1, 133030720), (2, 66515360), (4, 33257680), (5, 26606144), (8, 16628840), (10, 13303072), (16, 8314420), (20, 6651536), (32, 4157210), (40, 3325768), (64, 2078605), (80, 1662884), (160, 831442), (320, 415721)]