2080778525

素因数分解:

$5^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{122579}}^1$

素因数の和:122693

約数の個数: 24

約数和(自身を含む): 2979184320

約数和(自身を除く): 898405795

約数列:

[1, 5, 7, 25, 35, 97, 175, 485, 679, 2425, 3395, 16975, 122579, 612895, 858053, 3064475, 4290265, 11890163, 21451325, 59450815, 83231141, 297254075, 416155705, 2080778525]

約数ペア:

[(1, 2080778525), (5, 416155705), (7, 297254075), (25, 83231141), (35, 59450815), (97, 21451325), (175, 11890163), (485, 4290265), (679, 3064475), (2425, 858053), (3395, 612895), (16975, 122579)]