201950000

素因数分解:

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

素因数の和:617

約数の個数: 120

約数和(自身を含む): 559901664

約数和(自身を除く): 357951664

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 175, 200, 250, 280, 350, 400, 500, 560, 577, 625, 700, 875, 1000, 1154, 1250, 1400, 1750, 2000, 2308, 2500, 2800, 2885, 3125, 3500, 4039, 4375, 4616, 5000, 5770, 6250, 7000, 8078, 8750, 9232, 10000, 11540, 12500, 14000, 14425, 16156, 17500, 20195, 21875, 23080, 25000, 28850, 32312, 35000, 40390, 43750, 46160, 50000, 57700, 64624, 70000, 72125, 80780, 87500, 100975, 115400, 144250, 161560, 175000, 201950, 230800, 288500, 323120, 350000, 360625, 403900, 504875, 577000, 721250, 807800, 1009750, 1154000, 1442500, 1615600, 1803125, 2019500, 2524375, 2885000, 3606250, 4039000, 5048750, 5770000, 7212500, 8078000, 10097500, 12621875, 14425000, 20195000, 25243750, 28850000, 40390000, 50487500, 100975000, 201950000]

約数ペア:

[(1, 201950000), (2, 100975000), (4, 50487500), (5, 40390000), (7, 28850000), (8, 25243750), (10, 20195000), (14, 14425000), (16, 12621875), (20, 10097500), (25, 8078000), (28, 7212500), (35, 5770000), (40, 5048750), (50, 4039000), (56, 3606250), (70, 2885000), (80, 2524375), (100, 2019500), (112, 1803125), (125, 1615600), (140, 1442500), (175, 1154000), (200, 1009750), (250, 807800), (280, 721250), (350, 577000), (400, 504875), (500, 403900), (560, 360625), (577, 350000), (625, 323120), (700, 288500), (875, 230800), (1000, 201950), (1154, 175000), (1250, 161560), (1400, 144250), (1750, 115400), (2000, 100975), (2308, 87500), (2500, 80780), (2800, 72125), (2885, 70000), (3125, 64624), (3500, 57700), (4039, 50000), (4375, 46160), (4616, 43750), (5000, 40390), (5770, 35000), (6250, 32312), (7000, 28850), (8078, 25000), (8750, 23080), (9232, 21875), (10000, 20195), (11540, 17500), (12500, 16156), (14000, 14425)]