161560000

素因数分解:

$2^6\times 5^4\times 7^1\times {\mathrm{577}}^1$

素因数の和:616

約数の個数: 140

約数和(自身を含む): 458640688

約数和(自身を除く): 297080688

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 125, 140, 160, 175, 200, 224, 250, 280, 320, 350, 400, 448, 500, 560, 577, 625, 700, 800, 875, 1000, 1120, 1154, 1250, 1400, 1600, 1750, 2000, 2240, 2308, 2500, 2800, 2885, 3500, 4000, 4039, 4375, 4616, 5000, 5600, 5770, 7000, 8000, 8078, 8750, 9232, 10000, 11200, 11540, 14000, 14425, 16156, 17500, 18464, 20000, 20195, 23080, 28000, 28850, 32312, 35000, 36928, 40000, 40390, 46160, 56000, 57700, 64624, 70000, 72125, 80780, 92320, 100975, 115400, 129248, 140000, 144250, 161560, 184640, 201950, 230800, 258496, 280000, 288500, 323120, 360625, 403900, 461600, 504875, 577000, 646240, 721250, 807800, 923200, 1009750, 1154000, 1292480, 1442500, 1615600, 2019500, 2308000, 2524375, 2885000, 3231200, 4039000, 4616000, 5048750, 5770000, 6462400, 8078000, 10097500, 11540000, 16156000, 20195000, 23080000, 32312000, 40390000, 80780000, 161560000]

約数ペア:

[(1, 161560000), (2, 80780000), (4, 40390000), (5, 32312000), (7, 23080000), (8, 20195000), (10, 16156000), (14, 11540000), (16, 10097500), (20, 8078000), (25, 6462400), (28, 5770000), (32, 5048750), (35, 4616000), (40, 4039000), (50, 3231200), (56, 2885000), (64, 2524375), (70, 2308000), (80, 2019500), (100, 1615600), (112, 1442500), (125, 1292480), (140, 1154000), (160, 1009750), (175, 923200), (200, 807800), (224, 721250), (250, 646240), (280, 577000), (320, 504875), (350, 461600), (400, 403900), (448, 360625), (500, 323120), (560, 288500), (577, 280000), (625, 258496), (700, 230800), (800, 201950), (875, 184640), (1000, 161560), (1120, 144250), (1154, 140000), (1250, 129248), (1400, 115400), (1600, 100975), (1750, 92320), (2000, 80780), (2240, 72125), (2308, 70000), (2500, 64624), (2800, 57700), (2885, 56000), (3500, 46160), (4000, 40390), (4039, 40000), (4375, 36928), (4616, 35000), (5000, 32312), (5600, 28850), (5770, 28000), (7000, 23080), (8000, 20195), (8078, 20000), (8750, 18464), (9232, 17500), (10000, 16156), (11200, 14425), (11540, 14000)]