85005136

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{129581}}^1$

素因数の和:129630

約数の個数: 20

約数和(自身を含む): 168715764

約数和(自身を除く): 83710628

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 129581, 259162, 518324, 1036648, 2073296, 5312821, 10625642, 21251284, 42502568, 85005136]

約数ペア:

[(1, 85005136), (2, 42502568), (4, 21251284), (8, 10625642), (16, 5312821), (41, 2073296), (82, 1036648), (164, 518324), (328, 259162), (656, 129581)]