27156400

素因数分解:

$2^4\times 5^2\times {\mathrm{67891}}^1$

素因数の和:67909

約数の個数: 30

約数和(自身を含む): 65244212

約数和(自身を除く): 38087812

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 67891, 135782, 271564, 339455, 543128, 678910, 1086256, 1357820, 1697275, 2715640, 3394550, 5431280, 6789100, 13578200, 27156400]

約数ペア:

[(1, 27156400), (2, 13578200), (4, 6789100), (5, 5431280), (8, 3394550), (10, 2715640), (16, 1697275), (20, 1357820), (25, 1086256), (40, 678910), (50, 543128), (80, 339455), (100, 271564), (200, 135782), (400, 67891)]