8012225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{277}}^1$

素因数の和:389

約数の個数: 24

約数和(自身を含む): 10858680

約数和(自身を除く): 2846455

約数列:

[1, 5, 13, 25, 65, 89, 277, 325, 445, 1157, 1385, 2225, 3601, 5785, 6925, 18005, 24653, 28925, 90025, 123265, 320489, 616325, 1602445, 8012225]

約数ペア:

[(1, 8012225), (5, 1602445), (13, 616325), (25, 320489), (65, 123265), (89, 90025), (277, 28925), (325, 24653), (445, 18005), (1157, 6925), (1385, 5785), (2225, 3601)]