78521128

素因数分解:

$2^3\times 7^2\times {\mathrm{383}}^1\times {\mathrm{523}}^1$

素因数の和:926

約数の個数: 48

約数和(自身を含む): 172039680

約数和(自身を除く): 93518552

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 383, 392, 523, 766, 1046, 1532, 2092, 2681, 3064, 3661, 4184, 5362, 7322, 10724, 14644, 18767, 21448, 25627, 29288, 37534, 51254, 75068, 102508, 150136, 200309, 205016, 400618, 801236, 1402163, 1602472, 2804326, 5608652, 9815141, 11217304, 19630282, 39260564, 78521128]

約数ペア:

[(1, 78521128), (2, 39260564), (4, 19630282), (7, 11217304), (8, 9815141), (14, 5608652), (28, 2804326), (49, 1602472), (56, 1402163), (98, 801236), (196, 400618), (383, 205016), (392, 200309), (523, 150136), (766, 102508), (1046, 75068), (1532, 51254), (2092, 37534), (2681, 29288), (3064, 25627), (3661, 21448), (4184, 18767), (5362, 14644), (7322, 10724)]