16251280

素因数分解:

$2^4\times 5^1\times {\mathrm{203141}}^1$

素因数の和:203154

約数の個数: 20

約数和(自身を含む): 37784412

約数和(自身を除く): 21533132

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 203141, 406282, 812564, 1015705, 1625128, 2031410, 3250256, 4062820, 8125640, 16251280]

約数ペア:

[(1, 16251280), (2, 8125640), (4, 4062820), (5, 3250256), (8, 2031410), (10, 1625128), (16, 1015705), (20, 812564), (40, 406282), (80, 203141)]