28283200000

素因数分解:

$2^9\times 5^5\times {\mathrm{11}}^1\times {\mathrm{1607}}^1$

素因数の和:1661

約数の個数: 240

約数和(自身を含む): 77103690048

約数和(自身を除く): 48820490048

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 64, 80, 88, 100, 110, 125, 128, 160, 176, 200, 220, 250, 256, 275, 320, 352, 400, 440, 500, 512, 550, 625, 640, 704, 800, 880, 1000, 1100, 1250, 1280, 1375, 1408, 1600, 1607, 1760, 2000, 2200, 2500, 2560, 2750, 2816, 3125, 3200, 3214, 3520, 4000, 4400, 5000, 5500, 5632, 6250, 6400, 6428, 6875, 7040, 8000, 8035, 8800, 10000, 11000, 12500, 12800, 12856, 13750, 14080, 16000, 16070, 17600, 17677, 20000, 22000, 25000, 25712, 27500, 28160, 32000, 32140, 34375, 35200, 35354, 40000, 40175, 44000, 50000, 51424, 55000, 64000, 64280, 68750, 70400, 70708, 80000, 80350, 88000, 88385, 100000, 102848, 110000, 128560, 137500, 140800, 141416, 160000, 160700, 176000, 176770, 200000, 200875, 205696, 220000, 257120, 275000, 282832, 320000, 321400, 352000, 353540, 400000, 401750, 411392, 440000, 441925, 514240, 550000, 565664, 642800, 704000, 707080, 800000, 803500, 822784, 880000, 883850, 1004375, 1028480, 1100000, 1131328, 1285600, 1414160, 1600000, 1607000, 1760000, 1767700, 2008750, 2056960, 2200000, 2209625, 2262656, 2571200, 2828320, 3214000, 3520000, 3535400, 4017500, 4113920, 4400000, 4419250, 4525312, 5021875, 5142400, 5656640, 6428000, 7070800, 8035000, 8800000, 8838500, 9050624, 10043750, 10284800, 11048125, 11313280, 12856000, 14141600, 16070000, 17600000, 17677000, 20087500, 20569600, 22096250, 22626560, 25712000, 28283200, 32140000, 35354000, 40175000, 44192500, 45253120, 51424000, 55240625, 56566400, 64280000, 70708000, 80350000, 88385000, 102848000, 110481250, 113132800, 128560000, 141416000, 160700000, 176770000, 220962500, 226265600, 257120000, 282832000, 321400000, 353540000, 441925000, 514240000, 565664000, 642800000, 707080000, 883850000, 1131328000, 1285600000, 1414160000, 1767700000, 2571200000, 2828320000, 3535400000, 5656640000, 7070800000, 14141600000, 28283200000]

約数ペア:

[(1, 28283200000), (2, 14141600000), (4, 7070800000), (5, 5656640000), (8, 3535400000), (10, 2828320000), (11, 2571200000), (16, 1767700000), (20, 1414160000), (22, 1285600000), (25, 1131328000), (32, 883850000), (40, 707080000), (44, 642800000), (50, 565664000), (55, 514240000), (64, 441925000), (80, 353540000), (88, 321400000), (100, 282832000), (110, 257120000), (125, 226265600), (128, 220962500), (160, 176770000), (176, 160700000), (200, 141416000), (220, 128560000), (250, 113132800), (256, 110481250), (275, 102848000), (320, 88385000), (352, 80350000), (400, 70708000), (440, 64280000), (500, 56566400), (512, 55240625), (550, 51424000), (625, 45253120), (640, 44192500), (704, 40175000), (800, 35354000), (880, 32140000), (1000, 28283200), (1100, 25712000), (1250, 22626560), (1280, 22096250), (1375, 20569600), (1408, 20087500), (1600, 17677000), (1607, 17600000), (1760, 16070000), (2000, 14141600), (2200, 12856000), (2500, 11313280), (2560, 11048125), (2750, 10284800), (2816, 10043750), (3125, 9050624), (3200, 8838500), (3214, 8800000), (3520, 8035000), (4000, 7070800), (4400, 6428000), (5000, 5656640), (5500, 5142400), (5632, 5021875), (6250, 4525312), (6400, 4419250), (6428, 4400000), (6875, 4113920), (7040, 4017500), (8000, 3535400), (8035, 3520000), (8800, 3214000), (10000, 2828320), (11000, 2571200), (12500, 2262656), (12800, 2209625), (12856, 2200000), (13750, 2056960), (14080, 2008750), (16000, 1767700), (16070, 1760000), (17600, 1607000), (17677, 1600000), (20000, 1414160), (22000, 1285600), (25000, 1131328), (25712, 1100000), (27500, 1028480), (28160, 1004375), (32000, 883850), (32140, 880000), (34375, 822784), (35200, 803500), (35354, 800000), (40000, 707080), (40175, 704000), (44000, 642800), (50000, 565664), (51424, 550000), (55000, 514240), (64000, 441925), (64280, 440000), (68750, 411392), (70400, 401750), (70708, 400000), (80000, 353540), (80350, 352000), (88000, 321400), (88385, 320000), (100000, 282832), (102848, 275000), (110000, 257120), (128560, 220000), (137500, 205696), (140800, 200875), (141416, 200000), (160000, 176770), (160700, 176000)]