80006400

素因数分解:

$2^8\times 3^3\times 5^2\times {\mathrm{463}}^1$

素因数の和:498

約数の個数: 216

約数和(自身を含む): 294008960

約数和(自身を除く): 214002560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 32, 36, 40, 45, 48, 50, 54, 60, 64, 72, 75, 80, 90, 96, 100, 108, 120, 128, 135, 144, 150, 160, 180, 192, 200, 216, 225, 240, 256, 270, 288, 300, 320, 360, 384, 400, 432, 450, 463, 480, 540, 576, 600, 640, 675, 720, 768, 800, 864, 900, 926, 960, 1080, 1152, 1200, 1280, 1350, 1389, 1440, 1600, 1728, 1800, 1852, 1920, 2160, 2304, 2315, 2400, 2700, 2778, 2880, 3200, 3456, 3600, 3704, 3840, 4167, 4320, 4630, 4800, 5400, 5556, 5760, 6400, 6912, 6945, 7200, 7408, 8334, 8640, 9260, 9600, 10800, 11112, 11520, 11575, 12501, 13890, 14400, 14816, 16668, 17280, 18520, 19200, 20835, 21600, 22224, 23150, 25002, 27780, 28800, 29632, 33336, 34560, 34725, 37040, 41670, 43200, 44448, 46300, 50004, 55560, 57600, 59264, 62505, 66672, 69450, 74080, 83340, 86400, 88896, 92600, 100008, 104175, 111120, 118528, 125010, 133344, 138900, 148160, 166680, 172800, 177792, 185200, 200016, 208350, 222240, 250020, 266688, 277800, 296320, 312525, 333360, 355584, 370400, 400032, 416700, 444480, 500040, 533376, 555600, 592640, 625050, 666720, 740800, 800064, 833400, 888960, 1000080, 1066752, 1111200, 1250100, 1333440, 1481600, 1600128, 1666800, 1777920, 2000160, 2222400, 2500200, 2666880, 2963200, 3200256, 3333600, 4000320, 4444800, 5000400, 5333760, 6667200, 8000640, 8889600, 10000800, 13334400, 16001280, 20001600, 26668800, 40003200, 80006400]

約数ペア:

[(1, 80006400), (2, 40003200), (3, 26668800), (4, 20001600), (5, 16001280), (6, 13334400), (8, 10000800), (9, 8889600), (10, 8000640), (12, 6667200), (15, 5333760), (16, 5000400), (18, 4444800), (20, 4000320), (24, 3333600), (25, 3200256), (27, 2963200), (30, 2666880), (32, 2500200), (36, 2222400), (40, 2000160), (45, 1777920), (48, 1666800), (50, 1600128), (54, 1481600), (60, 1333440), (64, 1250100), (72, 1111200), (75, 1066752), (80, 1000080), (90, 888960), (96, 833400), (100, 800064), (108, 740800), (120, 666720), (128, 625050), (135, 592640), (144, 555600), (150, 533376), (160, 500040), (180, 444480), (192, 416700), (200, 400032), (216, 370400), (225, 355584), (240, 333360), (256, 312525), (270, 296320), (288, 277800), (300, 266688), (320, 250020), (360, 222240), (384, 208350), (400, 200016), (432, 185200), (450, 177792), (463, 172800), (480, 166680), (540, 148160), (576, 138900), (600, 133344), (640, 125010), (675, 118528), (720, 111120), (768, 104175), (800, 100008), (864, 92600), (900, 88896), (926, 86400), (960, 83340), (1080, 74080), (1152, 69450), (1200, 66672), (1280, 62505), (1350, 59264), (1389, 57600), (1440, 55560), (1600, 50004), (1728, 46300), (1800, 44448), (1852, 43200), (1920, 41670), (2160, 37040), (2304, 34725), (2315, 34560), (2400, 33336), (2700, 29632), (2778, 28800), (2880, 27780), (3200, 25002), (3456, 23150), (3600, 22224), (3704, 21600), (3840, 20835), (4167, 19200), (4320, 18520), (4630, 17280), (4800, 16668), (5400, 14816), (5556, 14400), (5760, 13890), (6400, 12501), (6912, 11575), (6945, 11520), (7200, 11112), (7408, 10800), (8334, 9600), (8640, 9260)]