51920990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{12757}}^1$

素因数の和:12812

約数の個数: 32

約数和(自身を含む): 104717664

約数和(自身を除く): 52796674

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 12757, 25514, 63785, 127570, 140327, 280654, 472009, 701635, 944018, 1403270, 2360045, 4720090, 5192099, 10384198, 25960495, 51920990]

約数ペア:

[(1, 51920990), (2, 25960495), (5, 10384198), (10, 5192099), (11, 4720090), (22, 2360045), (37, 1403270), (55, 944018), (74, 701635), (110, 472009), (185, 280654), (370, 140327), (407, 127570), (814, 63785), (2035, 25514), (4070, 12757)]