142907275

素因数分解:

$5^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{2713}}^1$

素因数の和:2780

約数の個数: 36

約数和(自身を含む): 211008072

約数和(自身を除く): 68100797

約数列:

[1, 5, 7, 25, 35, 43, 49, 175, 215, 245, 301, 1075, 1225, 1505, 2107, 2713, 7525, 10535, 13565, 18991, 52675, 67825, 94955, 116659, 132937, 474775, 583295, 664685, 816613, 2916475, 3323425, 4083065, 5716291, 20415325, 28581455, 142907275]

約数ペア:

[(1, 142907275), (5, 28581455), (7, 20415325), (25, 5716291), (35, 4083065), (43, 3323425), (49, 2916475), (175, 816613), (215, 664685), (245, 583295), (301, 474775), (1075, 132937), (1225, 116659), (1505, 94955), (2107, 67825), (2713, 52675), (7525, 18991), (10535, 13565)]