156925760

素因数分解:

$2^6\times 5^1\times {\mathrm{490393}}^1$

素因数の和:490410

約数の個数: 28

約数和(自身を含む): 373680228

約数和(自身を除く): 216754468

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 490393, 980786, 1961572, 2451965, 3923144, 4903930, 7846288, 9807860, 15692576, 19615720, 31385152, 39231440, 78462880, 156925760]

約数ペア:

[(1, 156925760), (2, 78462880), (4, 39231440), (5, 31385152), (8, 19615720), (10, 15692576), (16, 9807860), (20, 7846288), (32, 4903930), (40, 3923144), (64, 2451965), (80, 1961572), (160, 980786), (320, 490393)]