82665020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{100811}}^1$

素因数の和:100861

約数の個数: 24

約数和(自身を含む): 177832368

約数和(自身を除く): 95167348

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 100811, 201622, 403244, 504055, 1008110, 2016220, 4133251, 8266502, 16533004, 20666255, 41332510, 82665020]

約数ペア:

[(1, 82665020), (2, 41332510), (4, 20666255), (5, 16533004), (10, 8266502), (20, 4133251), (41, 2016220), (82, 1008110), (164, 504055), (205, 403244), (410, 201622), (820, 100811)]