27803600

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:189

約数の個数: 120

約数和(自身を含む): 74727360

約数和(自身を除く): 46923760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 71, 80, 88, 89, 100, 110, 142, 176, 178, 200, 220, 275, 284, 355, 356, 400, 440, 445, 550, 568, 710, 712, 781, 880, 890, 979, 1100, 1136, 1420, 1424, 1562, 1775, 1780, 1958, 2200, 2225, 2840, 3124, 3550, 3560, 3905, 3916, 4400, 4450, 4895, 5680, 6248, 6319, 7100, 7120, 7810, 7832, 8900, 9790, 12496, 12638, 14200, 15620, 15664, 17800, 19525, 19580, 24475, 25276, 28400, 31240, 31595, 35600, 39050, 39160, 48950, 50552, 62480, 63190, 69509, 78100, 78320, 97900, 101104, 126380, 139018, 156200, 157975, 195800, 252760, 278036, 312400, 315950, 347545, 391600, 505520, 556072, 631900, 695090, 1112144, 1263800, 1390180, 1737725, 2527600, 2780360, 3475450, 5560720, 6950900, 13901800, 27803600]

約数ペア:

[(1, 27803600), (2, 13901800), (4, 6950900), (5, 5560720), (8, 3475450), (10, 2780360), (11, 2527600), (16, 1737725), (20, 1390180), (22, 1263800), (25, 1112144), (40, 695090), (44, 631900), (50, 556072), (55, 505520), (71, 391600), (80, 347545), (88, 315950), (89, 312400), (100, 278036), (110, 252760), (142, 195800), (176, 157975), (178, 156200), (200, 139018), (220, 126380), (275, 101104), (284, 97900), (355, 78320), (356, 78100), (400, 69509), (440, 63190), (445, 62480), (550, 50552), (568, 48950), (710, 39160), (712, 39050), (781, 35600), (880, 31595), (890, 31240), (979, 28400), (1100, 25276), (1136, 24475), (1420, 19580), (1424, 19525), (1562, 17800), (1775, 15664), (1780, 15620), (1958, 14200), (2200, 12638), (2225, 12496), (2840, 9790), (3124, 8900), (3550, 7832), (3560, 7810), (3905, 7120), (3916, 7100), (4400, 6319), (4450, 6248), (4895, 5680)]