89165020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{27691}}^1$

素因数の和:27730

約数の個数: 48

約数和(自身を含む): 223308288

約数和(自身を除く): 134143268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 27691, 55382, 110764, 138455, 193837, 276910, 387674, 553820, 636893, 775348, 969185, 1273786, 1938370, 2547572, 3184465, 3876740, 4458251, 6368930, 8916502, 12737860, 17833004, 22291255, 44582510, 89165020]

約数ペア:

[(1, 89165020), (2, 44582510), (4, 22291255), (5, 17833004), (7, 12737860), (10, 8916502), (14, 6368930), (20, 4458251), (23, 3876740), (28, 3184465), (35, 2547572), (46, 1938370), (70, 1273786), (92, 969185), (115, 775348), (140, 636893), (161, 553820), (230, 387674), (322, 276910), (460, 193837), (644, 138455), (805, 110764), (1610, 55382), (3220, 27691)]