51507200

素因数分解:

$2^{12}\times 5^2\times {\mathrm{503}}^1$

素因数の和:537

約数の個数: 78

約数和(自身を含む): 127976184

約数和(自身を除く): 76468984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 503, 512, 640, 800, 1006, 1024, 1280, 1600, 2012, 2048, 2515, 2560, 3200, 4024, 4096, 5030, 5120, 6400, 8048, 10060, 10240, 12575, 12800, 16096, 20120, 20480, 25150, 25600, 32192, 40240, 50300, 51200, 64384, 80480, 100600, 102400, 128768, 160960, 201200, 257536, 321920, 402400, 515072, 643840, 804800, 1030144, 1287680, 1609600, 2060288, 2575360, 3219200, 5150720, 6438400, 10301440, 12876800, 25753600, 51507200]

約数ペア:

[(1, 51507200), (2, 25753600), (4, 12876800), (5, 10301440), (8, 6438400), (10, 5150720), (16, 3219200), (20, 2575360), (25, 2060288), (32, 1609600), (40, 1287680), (50, 1030144), (64, 804800), (80, 643840), (100, 515072), (128, 402400), (160, 321920), (200, 257536), (256, 201200), (320, 160960), (400, 128768), (503, 102400), (512, 100600), (640, 80480), (800, 64384), (1006, 51200), (1024, 50300), (1280, 40240), (1600, 32192), (2012, 25600), (2048, 25150), (2515, 20480), (2560, 20120), (3200, 16096), (4024, 12800), (4096, 12575), (5030, 10240), (5120, 10060), (6400, 8048)]