1280339425

素因数分解:

$5^2\times {\mathrm{139}}^1\times {\mathrm{368443}}^1$

素因数の和:368592

約数の個数: 12

約数和(自身を含む): 1599046960

約数和(自身を除く): 318707535

約数列:

[1, 5, 25, 139, 695, 3475, 368443, 1842215, 9211075, 51213577, 256067885, 1280339425]

約数ペア:

[(1, 1280339425), (5, 256067885), (25, 51213577), (139, 9211075), (695, 1842215), (3475, 368443)]