51090260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{196501}}^1$

素因数の和:196523

約数の個数: 24

約数和(自身を含む): 115543176

約数和(自身を除く): 64452916

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 196501, 393002, 786004, 982505, 1965010, 2554513, 3930020, 5109026, 10218052, 12772565, 25545130, 51090260]

約数ペア:

[(1, 51090260), (2, 25545130), (4, 12772565), (5, 10218052), (10, 5109026), (13, 3930020), (20, 2554513), (26, 1965010), (52, 982505), (65, 786004), (130, 393002), (260, 196501)]