71105740

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{25951}}^1$

素因数の和:26097

約数の個数: 24

約数和(自身を含む): 150417792

約数和(自身を除く): 79312052

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 25951, 51902, 103804, 129755, 259510, 519020, 3555287, 7110574, 14221148, 17776435, 35552870, 71105740]

約数ペア:

[(1, 71105740), (2, 35552870), (4, 17776435), (5, 14221148), (10, 7110574), (20, 3555287), (137, 519020), (274, 259510), (548, 129755), (685, 103804), (1370, 51902), (2740, 25951)]