25589385

素因数分解:

$3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:207

約数の個数: 64

約数和(自身を含む): 48153600

約数和(自身を除く): 22564215

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 47, 109, 111, 135, 141, 185, 235, 327, 333, 423, 545, 555, 705, 981, 999, 1269, 1635, 1665, 1739, 2115, 2943, 4033, 4905, 4995, 5123, 5217, 6345, 8695, 12099, 14715, 15369, 15651, 20165, 25615, 26085, 36297, 46107, 46953, 60495, 76845, 78255, 108891, 138321, 181485, 189551, 230535, 234765, 544455, 568653, 691605, 947755, 1705959, 2843265, 5117877, 8529795, 25589385]

約数ペア:

[(1, 25589385), (3, 8529795), (5, 5117877), (9, 2843265), (15, 1705959), (27, 947755), (37, 691605), (45, 568653), (47, 544455), (109, 234765), (111, 230535), (135, 189551), (141, 181485), (185, 138321), (235, 108891), (327, 78255), (333, 76845), (423, 60495), (545, 46953), (555, 46107), (705, 36297), (981, 26085), (999, 25615), (1269, 20165), (1635, 15651), (1665, 15369), (1739, 14715), (2115, 12099), (2943, 8695), (4033, 6345), (4905, 5217), (4995, 5123)]