84112520

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{15349}}^1$

素因数の和:15497

約数の個数: 32

約数和(自身を含む): 190647000

約数和(自身を除く): 106534480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 15349, 30698, 61396, 76745, 122792, 153490, 306980, 613960, 2102813, 4205626, 8411252, 10514065, 16822504, 21028130, 42056260, 84112520]

約数ペア:

[(1, 84112520), (2, 42056260), (4, 21028130), (5, 16822504), (8, 10514065), (10, 8411252), (20, 4205626), (40, 2102813), (137, 613960), (274, 306980), (548, 153490), (685, 122792), (1096, 76745), (1370, 61396), (2740, 30698), (5480, 15349)]