64758740

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{111653}}^1$

素因数の和:111691

約数の個数: 24

約数和(自身を含む): 140684040

約数和(自身を除く): 75925300

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 111653, 223306, 446612, 558265, 1116530, 2233060, 3237937, 6475874, 12951748, 16189685, 32379370, 64758740]

約数ペア:

[(1, 64758740), (2, 32379370), (4, 16189685), (5, 12951748), (10, 6475874), (20, 3237937), (29, 2233060), (58, 1116530), (116, 558265), (145, 446612), (290, 223306), (580, 111653)]