13645225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{59}}^1$

素因数の和:138

約数の個数: 36

約数和(自身を含む): 19440720

約数和(自身を除く): 5795495

約数列:

[1, 5, 11, 25, 29, 55, 59, 145, 275, 295, 319, 649, 725, 841, 1475, 1595, 1711, 3245, 4205, 7975, 8555, 9251, 16225, 18821, 21025, 42775, 46255, 49619, 94105, 231275, 248095, 470525, 545809, 1240475, 2729045, 13645225]

約数ペア:

[(1, 13645225), (5, 2729045), (11, 1240475), (25, 545809), (29, 470525), (55, 248095), (59, 231275), (145, 94105), (275, 49619), (295, 46255), (319, 42775), (649, 21025), (725, 18821), (841, 16225), (1475, 9251), (1595, 8555), (1711, 7975), (3245, 4205)]