13640575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^2$

素因数の和:136

約数の個数: 36

約数和(自身を含む): 19590760

約数和(自身を除く): 5950185

約数列:

[1, 5, 13, 19, 25, 47, 65, 95, 235, 247, 325, 475, 611, 893, 1175, 1235, 2209, 3055, 4465, 6175, 11045, 11609, 15275, 22325, 28717, 41971, 55225, 58045, 143585, 209855, 290225, 545623, 717925, 1049275, 2728115, 13640575]

約数ペア:

[(1, 13640575), (5, 2728115), (13, 1049275), (19, 717925), (25, 545623), (47, 290225), (65, 209855), (95, 143585), (235, 58045), (247, 55225), (325, 41971), (475, 28717), (611, 22325), (893, 15275), (1175, 11609), (1235, 11045), (2209, 6175), (3055, 4465)]