85823020

素因数分解:

$2^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{15271}}^1$

素因数の和:15561

約数の個数: 24

約数和(自身を含む): 180881568

約数和(自身を除く): 95058548

約数列:

[1, 2, 4, 5, 10, 20, 281, 562, 1124, 1405, 2810, 5620, 15271, 30542, 61084, 76355, 152710, 305420, 4291151, 8582302, 17164604, 21455755, 42911510, 85823020]

約数ペア:

[(1, 85823020), (2, 42911510), (4, 21455755), (5, 17164604), (10, 8582302), (20, 4291151), (281, 305420), (562, 152710), (1124, 76355), (1405, 61084), (2810, 30542), (5620, 15271)]