251284180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1237}}^1\times {\mathrm{1451}}^1$

素因数の和:2704

約数の個数: 48

約数和(自身を含む): 603985536

約数和(自身を除く): 352701356

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1237, 1451, 2474, 2902, 4948, 5804, 6185, 7255, 8659, 10157, 12370, 14510, 17318, 20314, 24740, 29020, 34636, 40628, 43295, 50785, 86590, 101570, 173180, 203140, 1794887, 3589774, 7179548, 8974435, 12564209, 17948870, 25128418, 35897740, 50256836, 62821045, 125642090, 251284180]

約数ペア:

[(1, 251284180), (2, 125642090), (4, 62821045), (5, 50256836), (7, 35897740), (10, 25128418), (14, 17948870), (20, 12564209), (28, 8974435), (35, 7179548), (70, 3589774), (140, 1794887), (1237, 203140), (1451, 173180), (2474, 101570), (2902, 86590), (4948, 50785), (5804, 43295), (6185, 40628), (7255, 34636), (8659, 29020), (10157, 24740), (12370, 20314), (14510, 17318)]