71168540

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{14177}}^1$

素因数の和:14437

約数の個数: 24

約数和(自身を含む): 150059952

約数和(自身を除く): 78891412

約数列:

[1, 2, 4, 5, 10, 20, 251, 502, 1004, 1255, 2510, 5020, 14177, 28354, 56708, 70885, 141770, 283540, 3558427, 7116854, 14233708, 17792135, 35584270, 71168540]

約数ペア:

[(1, 71168540), (2, 35584270), (4, 17792135), (5, 14233708), (10, 7116854), (20, 3558427), (251, 283540), (502, 141770), (1004, 70885), (1255, 56708), (2510, 28354), (5020, 14177)]