205124425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{4751}}^1$

素因数の和:4929

約数の個数: 24

約数和(自身を含む): 279303552

約数和(自身を除く): 74179127

約数列:

[1, 5, 11, 25, 55, 157, 275, 785, 1727, 3925, 4751, 8635, 23755, 43175, 52261, 118775, 261305, 745907, 1306525, 3729535, 8204977, 18647675, 41024885, 205124425]

約数ペア:

[(1, 205124425), (5, 41024885), (11, 18647675), (25, 8204977), (55, 3729535), (157, 1306525), (275, 745907), (785, 261305), (1727, 118775), (3925, 52261), (4751, 43175), (8635, 23755)]