81180122

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{30089}}^1$

素因数の和:30181

約数の個数: 16

約数和(自身を含む): 129988800

約数和(自身を除く): 48808678

約数列:

[1, 2, 19, 38, 71, 142, 1349, 2698, 30089, 60178, 571691, 1143382, 2136319, 4272638, 40590061, 81180122]

約数ペア:

[(1, 81180122), (2, 40590061), (19, 4272638), (38, 2136319), (71, 1143382), (142, 571691), (1349, 60178), (2698, 30089)]