83804980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{2837}}^1$

素因数の和:3064

約数の個数: 48

約数和(自身を含む): 202156416

約数和(自身を除く): 118351436

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 211, 422, 844, 1055, 1477, 2110, 2837, 2954, 4220, 5674, 5908, 7385, 11348, 14185, 14770, 19859, 28370, 29540, 39718, 56740, 79436, 99295, 198590, 397180, 598607, 1197214, 2394428, 2993035, 4190249, 5986070, 8380498, 11972140, 16760996, 20951245, 41902490, 83804980]

約数ペア:

[(1, 83804980), (2, 41902490), (4, 20951245), (5, 16760996), (7, 11972140), (10, 8380498), (14, 5986070), (20, 4190249), (28, 2993035), (35, 2394428), (70, 1197214), (140, 598607), (211, 397180), (422, 198590), (844, 99295), (1055, 79436), (1477, 56740), (2110, 39718), (2837, 29540), (2954, 28370), (4220, 19859), (5674, 14770), (5908, 14185), (7385, 11348)]