87808720

素因数分解:

$2^4\times 5^1\times {\mathrm{337}}^1\times {\mathrm{3257}}^1$

素因数の和:3607

約数の個数: 40

約数和(自身を含む): 204823944

約数和(自身を除く): 117015224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 337, 674, 1348, 1685, 2696, 3257, 3370, 5392, 6514, 6740, 13028, 13480, 16285, 26056, 26960, 32570, 52112, 65140, 130280, 260560, 1097609, 2195218, 4390436, 5488045, 8780872, 10976090, 17561744, 21952180, 43904360, 87808720]

約数ペア:

[(1, 87808720), (2, 43904360), (4, 21952180), (5, 17561744), (8, 10976090), (10, 8780872), (16, 5488045), (20, 4390436), (40, 2195218), (80, 1097609), (337, 260560), (674, 130280), (1348, 65140), (1685, 52112), (2696, 32570), (3257, 26960), (3370, 26056), (5392, 16285), (6514, 13480), (6740, 13028)]