201497675

素因数分解:

$5^2\times {\mathrm{31}}^2\times {\mathrm{8387}}^1$

素因数の和:8459

約数の個数: 18

約数和(自身を含む): 258207804

約数和(自身を除く): 56710129

約数列:

[1, 5, 25, 31, 155, 775, 961, 4805, 8387, 24025, 41935, 209675, 259997, 1299985, 6499925, 8059907, 40299535, 201497675]

約数ペア:

[(1, 201497675), (5, 40299535), (25, 8059907), (31, 6499925), (155, 1299985), (775, 259997), (961, 209675), (4805, 41935), (8387, 24025)]