52555000

素因数分解:

$2^3\times 5^4\times {\mathrm{23}}^1\times {\mathrm{457}}^1$

素因数の和:506

約数の個数: 80

約数和(自身を含む): 128771280

約数和(自身を除く): 76216280

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 92, 100, 115, 125, 184, 200, 230, 250, 457, 460, 500, 575, 625, 914, 920, 1000, 1150, 1250, 1828, 2285, 2300, 2500, 2875, 3656, 4570, 4600, 5000, 5750, 9140, 10511, 11425, 11500, 14375, 18280, 21022, 22850, 23000, 28750, 42044, 45700, 52555, 57125, 57500, 84088, 91400, 105110, 114250, 115000, 210220, 228500, 262775, 285625, 420440, 457000, 525550, 571250, 1051100, 1142500, 1313875, 2102200, 2285000, 2627750, 5255500, 6569375, 10511000, 13138750, 26277500, 52555000]

約数ペア:

[(1, 52555000), (2, 26277500), (4, 13138750), (5, 10511000), (8, 6569375), (10, 5255500), (20, 2627750), (23, 2285000), (25, 2102200), (40, 1313875), (46, 1142500), (50, 1051100), (92, 571250), (100, 525550), (115, 457000), (125, 420440), (184, 285625), (200, 262775), (230, 228500), (250, 210220), (457, 115000), (460, 114250), (500, 105110), (575, 91400), (625, 84088), (914, 57500), (920, 57125), (1000, 52555), (1150, 45700), (1250, 42044), (1828, 28750), (2285, 23000), (2300, 22850), (2500, 21022), (2875, 18280), (3656, 14375), (4570, 11500), (4600, 11425), (5000, 10511), (5750, 9140)]