278323375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{4937}}^1$

素因数の和:5004

約数の個数: 32

約数和(自身を含む): 388245312

約数和(自身を除く): 109921937

約数列:

[1, 5, 11, 25, 41, 55, 125, 205, 275, 451, 1025, 1375, 2255, 4937, 5125, 11275, 24685, 54307, 56375, 123425, 202417, 271535, 617125, 1012085, 1357675, 2226587, 5060425, 6788375, 11132935, 25302125, 55664675, 278323375]

約数ペア:

[(1, 278323375), (5, 55664675), (11, 25302125), (25, 11132935), (41, 6788375), (55, 5060425), (125, 2226587), (205, 1357675), (275, 1012085), (451, 617125), (1025, 271535), (1375, 202417), (2255, 123425), (4937, 56375), (5125, 54307), (11275, 24685)]