8210125

素因数分解:

$5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{853}}^1$

素因数の和:886

約数の個数: 32

約数和(自身を含む): 12789504

約数和(自身を除く): 4579379

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 125, 175, 275, 385, 853, 875, 1375, 1925, 4265, 5971, 9383, 9625, 21325, 29855, 46915, 65681, 106625, 149275, 234575, 328405, 746375, 1172875, 1642025, 8210125]

約数ペア:

[(1, 8210125), (5, 1642025), (7, 1172875), (11, 746375), (25, 328405), (35, 234575), (55, 149275), (77, 106625), (125, 65681), (175, 46915), (275, 29855), (385, 21325), (853, 9625), (875, 9383), (1375, 5971), (1925, 4265)]