2125475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:211

約数の個数: 24

約数和(自身を含む): 2946240

約数和(自身を除く): 820765

約数列:

[1, 5, 11, 25, 55, 59, 131, 275, 295, 649, 655, 1441, 1475, 3245, 3275, 7205, 7729, 16225, 36025, 38645, 85019, 193225, 425095, 2125475]

約数ペア:

[(1, 2125475), (5, 425095), (11, 193225), (25, 85019), (55, 38645), (59, 36025), (131, 16225), (275, 7729), (295, 7205), (649, 3275), (655, 3245), (1441, 1475)]