81156630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{65981}}^1$

素因数の和:66032

約数の個数: 32

約数和(自身を含む): 199529568

約数和(自身を除く): 118372938

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 123, 205, 246, 410, 615, 1230, 65981, 131962, 197943, 329905, 395886, 659810, 989715, 1979430, 2705221, 5410442, 8115663, 13526105, 16231326, 27052210, 40578315, 81156630]

約数ペア:

[(1, 81156630), (2, 40578315), (3, 27052210), (5, 16231326), (6, 13526105), (10, 8115663), (15, 5410442), (30, 2705221), (41, 1979430), (82, 989715), (123, 659810), (205, 395886), (246, 329905), (410, 197943), (615, 131962), (1230, 65981)]