71005390

素因数分解:

$2^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{28289}}^1$

素因数の和:28547

約数の個数: 16

約数和(自身を含む): 128323440

約数和(自身を除く): 57318050

約数列:

[1, 2, 5, 10, 251, 502, 1255, 2510, 28289, 56578, 141445, 282890, 7100539, 14201078, 35502695, 71005390]

約数ペア:

[(1, 71005390), (2, 35502695), (5, 14201078), (10, 7100539), (251, 282890), (502, 141445), (1255, 56578), (2510, 28289)]