800256000

素因数分解:

$2^{12}\times 3^1\times 5^3\times {\mathrm{521}}^1$

素因数の和:563

約数の個数: 208

約数和(自身を含む): 2668038048

約数和(自身を除く): 1867782048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 125, 128, 150, 160, 192, 200, 240, 250, 256, 300, 320, 375, 384, 400, 480, 500, 512, 521, 600, 640, 750, 768, 800, 960, 1000, 1024, 1042, 1200, 1280, 1500, 1536, 1563, 1600, 1920, 2000, 2048, 2084, 2400, 2560, 2605, 3000, 3072, 3126, 3200, 3840, 4000, 4096, 4168, 4800, 5120, 5210, 6000, 6144, 6252, 6400, 7680, 7815, 8000, 8336, 9600, 10240, 10420, 12000, 12288, 12504, 12800, 13025, 15360, 15630, 16000, 16672, 19200, 20480, 20840, 24000, 25008, 25600, 26050, 30720, 31260, 32000, 33344, 38400, 39075, 41680, 48000, 50016, 51200, 52100, 61440, 62520, 64000, 65125, 66688, 76800, 78150, 83360, 96000, 100032, 102400, 104200, 125040, 128000, 130250, 133376, 153600, 156300, 166720, 192000, 195375, 200064, 208400, 250080, 256000, 260500, 266752, 307200, 312600, 333440, 384000, 390750, 400128, 416800, 500160, 512000, 521000, 533504, 625200, 666880, 768000, 781500, 800256, 833600, 1000320, 1042000, 1067008, 1250400, 1333760, 1536000, 1563000, 1600512, 1667200, 2000640, 2084000, 2134016, 2500800, 2667520, 3126000, 3201024, 3334400, 4001280, 4168000, 5001600, 5335040, 6252000, 6402048, 6668800, 8002560, 8336000, 10003200, 10670080, 12504000, 13337600, 16005120, 16672000, 20006400, 25008000, 26675200, 32010240, 33344000, 40012800, 50016000, 53350400, 66688000, 80025600, 100032000, 133376000, 160051200, 200064000, 266752000, 400128000, 800256000]

約数ペア:

[(1, 800256000), (2, 400128000), (3, 266752000), (4, 200064000), (5, 160051200), (6, 133376000), (8, 100032000), (10, 80025600), (12, 66688000), (15, 53350400), (16, 50016000), (20, 40012800), (24, 33344000), (25, 32010240), (30, 26675200), (32, 25008000), (40, 20006400), (48, 16672000), (50, 16005120), (60, 13337600), (64, 12504000), (75, 10670080), (80, 10003200), (96, 8336000), (100, 8002560), (120, 6668800), (125, 6402048), (128, 6252000), (150, 5335040), (160, 5001600), (192, 4168000), (200, 4001280), (240, 3334400), (250, 3201024), (256, 3126000), (300, 2667520), (320, 2500800), (375, 2134016), (384, 2084000), (400, 2000640), (480, 1667200), (500, 1600512), (512, 1563000), (521, 1536000), (600, 1333760), (640, 1250400), (750, 1067008), (768, 1042000), (800, 1000320), (960, 833600), (1000, 800256), (1024, 781500), (1042, 768000), (1200, 666880), (1280, 625200), (1500, 533504), (1536, 521000), (1563, 512000), (1600, 500160), (1920, 416800), (2000, 400128), (2048, 390750), (2084, 384000), (2400, 333440), (2560, 312600), (2605, 307200), (3000, 266752), (3072, 260500), (3126, 256000), (3200, 250080), (3840, 208400), (4000, 200064), (4096, 195375), (4168, 192000), (4800, 166720), (5120, 156300), (5210, 153600), (6000, 133376), (6144, 130250), (6252, 128000), (6400, 125040), (7680, 104200), (7815, 102400), (8000, 100032), (8336, 96000), (9600, 83360), (10240, 78150), (10420, 76800), (12000, 66688), (12288, 65125), (12504, 64000), (12800, 62520), (13025, 61440), (15360, 52100), (15630, 51200), (16000, 50016), (16672, 48000), (19200, 41680), (20480, 39075), (20840, 38400), (24000, 33344), (25008, 32000), (25600, 31260), (26050, 30720)]