85103420

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{27103}}^1$

素因数の和:27269

約数の個数: 24

約数和(自身を含む): 179862144

約数和(自身を除く): 94758724

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 27103, 54206, 108412, 135515, 271030, 542060, 4255171, 8510342, 17020684, 21275855, 42551710, 85103420]

約数ペア:

[(1, 85103420), (2, 42551710), (4, 21275855), (5, 17020684), (10, 8510342), (20, 4255171), (157, 542060), (314, 271030), (628, 135515), (785, 108412), (1570, 54206), (3140, 27103)]