51317200

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:245

約数の個数: 120

約数和(自身を含む): 137000160

約数和(自身を除く): 85682960

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 107, 109, 110, 176, 200, 214, 218, 220, 275, 400, 428, 436, 440, 535, 545, 550, 856, 872, 880, 1070, 1090, 1100, 1177, 1199, 1712, 1744, 2140, 2180, 2200, 2354, 2398, 2675, 2725, 4280, 4360, 4400, 4708, 4796, 5350, 5450, 5885, 5995, 8560, 8720, 9416, 9592, 10700, 10900, 11663, 11770, 11990, 18832, 19184, 21400, 21800, 23326, 23540, 23980, 29425, 29975, 42800, 43600, 46652, 47080, 47960, 58315, 58850, 59950, 93304, 94160, 95920, 116630, 117700, 119900, 128293, 186608, 233260, 235400, 239800, 256586, 291575, 466520, 470800, 479600, 513172, 583150, 641465, 933040, 1026344, 1166300, 1282930, 2052688, 2332600, 2565860, 3207325, 4665200, 5131720, 6414650, 10263440, 12829300, 25658600, 51317200]

約数ペア:

[(1, 51317200), (2, 25658600), (4, 12829300), (5, 10263440), (8, 6414650), (10, 5131720), (11, 4665200), (16, 3207325), (20, 2565860), (22, 2332600), (25, 2052688), (40, 1282930), (44, 1166300), (50, 1026344), (55, 933040), (80, 641465), (88, 583150), (100, 513172), (107, 479600), (109, 470800), (110, 466520), (176, 291575), (200, 256586), (214, 239800), (218, 235400), (220, 233260), (275, 186608), (400, 128293), (428, 119900), (436, 117700), (440, 116630), (535, 95920), (545, 94160), (550, 93304), (856, 59950), (872, 58850), (880, 58315), (1070, 47960), (1090, 47080), (1100, 46652), (1177, 43600), (1199, 42800), (1712, 29975), (1744, 29425), (2140, 23980), (2180, 23540), (2200, 23326), (2354, 21800), (2398, 21400), (2675, 19184), (2725, 18832), (4280, 11990), (4360, 11770), (4400, 11663), (4708, 10900), (4796, 10700), (5350, 9592), (5450, 9416), (5885, 8720), (5995, 8560)]