81232784

素因数分解:

$2^4\times {\mathrm{1451}}^1\times {\mathrm{3499}}^1$

素因数の和:4958

約数の個数: 20

約数和(自身を含む): 157542000

約数和(自身を除く): 76309216

約数列:

[1, 2, 4, 8, 16, 1451, 2902, 3499, 5804, 6998, 11608, 13996, 23216, 27992, 55984, 5077049, 10154098, 20308196, 40616392, 81232784]

約数ペア:

[(1, 81232784), (2, 40616392), (4, 20308196), (8, 10154098), (16, 5077049), (1451, 55984), (2902, 27992), (3499, 23216), (5804, 13996), (6998, 11608)]