157831216120

素因数分解:

$2^3\times 5^1\times {\mathrm{419}}^1\times {\mathrm{9417137}}^1$

素因数の和:9417567

約数の個数: 32

約数和(自身を含む): 355967816400

約数和(自身を除く): 198136600280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 419, 838, 1676, 2095, 3352, 4190, 8380, 16760, 9417137, 18834274, 37668548, 47085685, 75337096, 94171370, 188342740, 376685480, 3945780403, 7891560806, 15783121612, 19728902015, 31566243224, 39457804030, 78915608060, 157831216120]

約数ペア:

[(1, 157831216120), (2, 78915608060), (4, 39457804030), (5, 31566243224), (8, 19728902015), (10, 15783121612), (20, 7891560806), (40, 3945780403), (419, 376685480), (838, 188342740), (1676, 94171370), (2095, 75337096), (3352, 47085685), (4190, 37668548), (8380, 18834274), (16760, 9417137)]