68679875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{251}}^1$

素因数の和:476

約数の個数: 32

約数和(自身を含む): 94348800

約数和(自身を除く): 25668925

約数列:

[1, 5, 11, 25, 55, 125, 199, 251, 275, 995, 1255, 1375, 2189, 2761, 4975, 6275, 10945, 13805, 24875, 31375, 49949, 54725, 69025, 249745, 273625, 345125, 549439, 1248725, 2747195, 6243625, 13735975, 68679875]

約数ペア:

[(1, 68679875), (5, 13735975), (11, 6243625), (25, 2747195), (55, 1248725), (125, 549439), (199, 345125), (251, 273625), (275, 249745), (995, 69025), (1255, 54725), (1375, 49949), (2189, 31375), (2761, 24875), (4975, 13805), (6275, 10945)]