65545025

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{613}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 102326784

約数和(自身を除く): 36781759

約数列:

[1, 5, 7, 13, 25, 35, 47, 65, 91, 175, 235, 325, 329, 455, 611, 613, 1175, 1645, 2275, 3055, 3065, 4277, 4291, 7969, 8225, 15275, 15325, 21385, 21455, 28811, 39845, 55783, 106925, 107275, 144055, 199225, 201677, 278915, 374543, 720275, 1008385, 1394575, 1872715, 2621801, 5041925, 9363575, 13109005, 65545025]

約数ペア:

[(1, 65545025), (5, 13109005), (7, 9363575), (13, 5041925), (25, 2621801), (35, 1872715), (47, 1394575), (65, 1008385), (91, 720275), (175, 374543), (235, 278915), (325, 201677), (329, 199225), (455, 144055), (611, 107275), (613, 106925), (1175, 55783), (1645, 39845), (2275, 28811), (3055, 21455), (3065, 21385), (4277, 15325), (4291, 15275), (7969, 8225)]