201664145

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{8287}}^1$

素因数の和:8480

約数の個数: 16

約数和(自身を含む): 251424768

約数和(自身を除く): 49760623

約数列:

[1, 5, 31, 155, 157, 785, 4867, 8287, 24335, 41435, 256897, 1284485, 1301059, 6505295, 40332829, 201664145]

約数ペア:

[(1, 201664145), (5, 40332829), (31, 6505295), (155, 1301059), (157, 1284485), (785, 256897), (4867, 41435), (8287, 24335)]