64207975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6373}}^1$

素因数の和:6427

約数の個数: 24

約数和(自身を含む): 88522112

約数和(自身を除く): 24314137

約数列:

[1, 5, 13, 25, 31, 65, 155, 325, 403, 775, 2015, 6373, 10075, 31865, 82849, 159325, 197563, 414245, 987815, 2071225, 2568319, 4939075, 12841595, 64207975]

約数ペア:

[(1, 64207975), (5, 12841595), (13, 4939075), (25, 2568319), (31, 2071225), (65, 987815), (155, 414245), (325, 197563), (403, 159325), (775, 82849), (2015, 31865), (6373, 10075)]