145438690

素因数分解:

$2^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{36269}}^1$

素因数の和:36677

約数の個数: 16

約数和(自身を含む): 262449720

約数和(自身を除く): 117011030

約数列:

[1, 2, 5, 10, 401, 802, 2005, 4010, 36269, 72538, 181345, 362690, 14543869, 29087738, 72719345, 145438690]

約数ペア:

[(1, 145438690), (2, 72719345), (5, 29087738), (10, 14543869), (401, 362690), (802, 181345), (2005, 72538), (4010, 36269)]