839024000

素因数分解:

$2^7\times 5^3\times {\mathrm{41}}^1\times {\mathrm{1279}}^1$

素因数の和:1349

約数の個数: 128

約数和(自身を含む): 2138572800

約数和(自身を除く): 1299548800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 64, 80, 82, 100, 125, 128, 160, 164, 200, 205, 250, 320, 328, 400, 410, 500, 640, 656, 800, 820, 1000, 1025, 1279, 1312, 1600, 1640, 2000, 2050, 2558, 2624, 3200, 3280, 4000, 4100, 5116, 5125, 5248, 6395, 6560, 8000, 8200, 10232, 10250, 12790, 13120, 16000, 16400, 20464, 20500, 25580, 26240, 31975, 32800, 40928, 41000, 51160, 52439, 63950, 65600, 81856, 82000, 102320, 104878, 127900, 131200, 159875, 163712, 164000, 204640, 209756, 255800, 262195, 319750, 328000, 409280, 419512, 511600, 524390, 639500, 656000, 818560, 839024, 1023200, 1048780, 1279000, 1310975, 1678048, 2046400, 2097560, 2558000, 2621950, 3356096, 4092800, 4195120, 5116000, 5243900, 6554875, 6712192, 8390240, 10232000, 10487800, 13109750, 16780480, 20464000, 20975600, 26219500, 33560960, 41951200, 52439000, 83902400, 104878000, 167804800, 209756000, 419512000, 839024000]

約数ペア:

[(1, 839024000), (2, 419512000), (4, 209756000), (5, 167804800), (8, 104878000), (10, 83902400), (16, 52439000), (20, 41951200), (25, 33560960), (32, 26219500), (40, 20975600), (41, 20464000), (50, 16780480), (64, 13109750), (80, 10487800), (82, 10232000), (100, 8390240), (125, 6712192), (128, 6554875), (160, 5243900), (164, 5116000), (200, 4195120), (205, 4092800), (250, 3356096), (320, 2621950), (328, 2558000), (400, 2097560), (410, 2046400), (500, 1678048), (640, 1310975), (656, 1279000), (800, 1048780), (820, 1023200), (1000, 839024), (1025, 818560), (1279, 656000), (1312, 639500), (1600, 524390), (1640, 511600), (2000, 419512), (2050, 409280), (2558, 328000), (2624, 319750), (3200, 262195), (3280, 255800), (4000, 209756), (4100, 204640), (5116, 164000), (5125, 163712), (5248, 159875), (6395, 131200), (6560, 127900), (8000, 104878), (8200, 102320), (10232, 82000), (10250, 81856), (12790, 65600), (13120, 63950), (16000, 52439), (16400, 51160), (20464, 41000), (20500, 40928), (25580, 32800), (26240, 31975)]