25966490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{4001}}^1$

素因数の和:4078

約数の個数: 32

約数和(自身を含む): 51865920

約数和(自身を除く): 25899430

約数列:

[1, 2, 5, 10, 11, 22, 55, 59, 110, 118, 295, 590, 649, 1298, 3245, 4001, 6490, 8002, 20005, 40010, 44011, 88022, 220055, 236059, 440110, 472118, 1180295, 2360590, 2596649, 5193298, 12983245, 25966490]

約数ペア:

[(1, 25966490), (2, 12983245), (5, 5193298), (10, 2596649), (11, 2360590), (22, 1180295), (55, 472118), (59, 440110), (110, 236059), (118, 220055), (295, 88022), (590, 44011), (649, 40010), (1298, 20005), (3245, 8002), (4001, 6490)]