1276900

素因数分解:

$2^2\times 5^2\times {\mathrm{113}}^2$

素因数の和:240

約数の個数: 27

約数和(自身を含む): 2795611

約数和(自身を除く): 1518711

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 113, 226, 452, 565, 1130, 2260, 2825, 5650, 11300, 12769, 25538, 51076, 63845, 127690, 255380, 319225, 638450, 1276900]

約数ペア:

[(1, 1276900), (2, 638450), (4, 319225), (5, 255380), (10, 127690), (20, 63845), (25, 51076), (50, 25538), (100, 12769), (113, 11300), (226, 5650), (452, 2825), (565, 2260)]