85965020

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{64153}}^1$

素因数の和:64229

約数の個数: 24

約数和(自身を含む): 183223824

約数和(自身を除く): 97258804

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 64153, 128306, 256612, 320765, 641530, 1283060, 4298251, 8596502, 17193004, 21491255, 42982510, 85965020]

約数ペア:

[(1, 85965020), (2, 42982510), (4, 21491255), (5, 17193004), (10, 8596502), (20, 4298251), (67, 1283060), (134, 641530), (268, 320765), (335, 256612), (670, 128306), (1340, 64153)]