25908255

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:158

約数の個数: 80

約数和(自身を含む): 50808384

約数和(自身を除く): 24900129

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 53, 71, 81, 85, 135, 153, 159, 213, 255, 265, 355, 405, 459, 477, 639, 765, 795, 901, 1065, 1207, 1377, 1431, 1917, 2295, 2385, 2703, 3195, 3621, 3763, 4293, 4505, 5751, 6035, 6885, 7155, 8109, 9585, 10863, 11289, 13515, 18105, 18815, 21465, 24327, 28755, 32589, 33867, 40545, 54315, 56445, 63971, 72981, 97767, 101601, 121635, 162945, 169335, 191913, 304803, 319855, 364905, 488835, 508005, 575739, 959565, 1524015, 1727217, 2878695, 5181651, 8636085, 25908255]

約数ペア:

[(1, 25908255), (3, 8636085), (5, 5181651), (9, 2878695), (15, 1727217), (17, 1524015), (27, 959565), (45, 575739), (51, 508005), (53, 488835), (71, 364905), (81, 319855), (85, 304803), (135, 191913), (153, 169335), (159, 162945), (213, 121635), (255, 101601), (265, 97767), (355, 72981), (405, 63971), (459, 56445), (477, 54315), (639, 40545), (765, 33867), (795, 32589), (901, 28755), (1065, 24327), (1207, 21465), (1377, 18815), (1431, 18105), (1917, 13515), (2295, 11289), (2385, 10863), (2703, 9585), (3195, 8109), (3621, 7155), (3763, 6885), (4293, 6035), (4505, 5751)]