20161494500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{5760427}}^1$

素因数の和:5760453

約数の個数: 48

約数和(自身を含む): 50323099008

約数和(自身を除く): 30161604508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 350, 500, 700, 875, 1750, 3500, 5760427, 11520854, 23041708, 28802135, 40322989, 57604270, 80645978, 115208540, 144010675, 161291956, 201614945, 288021350, 403229890, 576042700, 720053375, 806459780, 1008074725, 1440106750, 2016149450, 2880213500, 4032298900, 5040373625, 10080747250, 20161494500]

約数ペア:

[(1, 20161494500), (2, 10080747250), (4, 5040373625), (5, 4032298900), (7, 2880213500), (10, 2016149450), (14, 1440106750), (20, 1008074725), (25, 806459780), (28, 720053375), (35, 576042700), (50, 403229890), (70, 288021350), (100, 201614945), (125, 161291956), (140, 144010675), (175, 115208540), (250, 80645978), (350, 57604270), (500, 40322989), (700, 28802135), (875, 23041708), (1750, 11520854), (3500, 5760427)]