2548778825

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{383}}^1$

素因数の和:626

約数の個数: 48

約数和(自身を含む): 3351214080

約数和(自身を除く): 802435255

約数列:

[1, 5, 25, 29, 67, 137, 145, 335, 383, 685, 725, 1675, 1915, 1943, 3425, 3973, 9179, 9575, 9715, 11107, 19865, 25661, 45895, 48575, 52471, 55535, 99325, 128305, 229475, 262355, 266191, 277675, 641525, 744169, 1311775, 1330955, 1521659, 3515557, 3720845, 6654775, 7608295, 17577785, 18604225, 38041475, 87888925, 101951153, 509755765, 2548778825]

約数ペア:

[(1, 2548778825), (5, 509755765), (25, 101951153), (29, 87888925), (67, 38041475), (137, 18604225), (145, 17577785), (335, 7608295), (383, 6654775), (685, 3720845), (725, 3515557), (1675, 1521659), (1915, 1330955), (1943, 1311775), (3425, 744169), (3973, 641525), (9179, 277675), (9575, 266191), (9715, 262355), (11107, 229475), (19865, 128305), (25661, 99325), (45895, 55535), (48575, 52471)]