80453131664

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{122641969}}^1$

素因数の和:122642018

約数の個数: 20

約数和(自身を含む): 159679844940

約数和(自身を除く): 79226713276

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 122641969, 245283938, 490567876, 981135752, 1962271504, 5028320729, 10056641458, 20113282916, 40226565832, 80453131664]

約数ペア:

[(1, 80453131664), (2, 40226565832), (4, 20113282916), (8, 10056641458), (16, 5028320729), (41, 1962271504), (82, 981135752), (164, 490567876), (328, 245283938), (656, 122641969)]