200865680

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{41161}}^1$

素因数の和:41235

約数の個数: 40

約数和(自身を含む): 474680184

約数和(自身を除く): 273814504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 41161, 82322, 164644, 205805, 329288, 411610, 658576, 823220, 1646440, 2510821, 3292880, 5021642, 10043284, 12554105, 20086568, 25108210, 40173136, 50216420, 100432840, 200865680]

約数ペア:

[(1, 200865680), (2, 100432840), (4, 50216420), (5, 40173136), (8, 25108210), (10, 20086568), (16, 12554105), (20, 10043284), (40, 5021642), (61, 3292880), (80, 2510821), (122, 1646440), (244, 823220), (305, 658576), (488, 411610), (610, 329288), (976, 205805), (1220, 164644), (2440, 82322), (4880, 41161)]