51822920

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{14557}}^1$

素因数の和:14657

約数の個数: 32

約数和(自身を含む): 117919800

約数和(自身を除く): 66096880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 14557, 29114, 58228, 72785, 116456, 145570, 291140, 582280, 1295573, 2591146, 5182292, 6477865, 10364584, 12955730, 25911460, 51822920]

約数ペア:

[(1, 51822920), (2, 25911460), (4, 12955730), (5, 10364584), (8, 6477865), (10, 5182292), (20, 2591146), (40, 1295573), (89, 582280), (178, 291140), (356, 145570), (445, 116456), (712, 72785), (890, 58228), (1780, 29114), (3560, 14557)]