278330825

素因数分解:

$5^2\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{2659}}^1$

素因数の和:2801

約数の個数: 24

約数和(自身を含む): 356227200

約数和(自身を除く): 77896375

約数列:

[1, 5, 25, 53, 79, 265, 395, 1325, 1975, 2659, 4187, 13295, 20935, 66475, 104675, 140927, 210061, 704635, 1050305, 3523175, 5251525, 11133233, 55666165, 278330825]

約数ペア:

[(1, 278330825), (5, 55666165), (25, 11133233), (53, 5251525), (79, 3523175), (265, 1050305), (395, 704635), (1325, 210061), (1975, 140927), (2659, 104675), (4187, 66475), (13295, 20935)]