70700000

素因数分解:

$2^5\times 5^5\times 7^1\times {\mathrm{101}}^1$

素因数の和:143

約数の個数: 144

約数和(自身を含む): 200799648

約数和(自身を除く): 130099648

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 101, 112, 125, 140, 160, 175, 200, 202, 224, 250, 280, 350, 400, 404, 500, 505, 560, 625, 700, 707, 800, 808, 875, 1000, 1010, 1120, 1250, 1400, 1414, 1616, 1750, 2000, 2020, 2500, 2525, 2800, 2828, 3125, 3232, 3500, 3535, 4000, 4040, 4375, 5000, 5050, 5600, 5656, 6250, 7000, 7070, 8080, 8750, 10000, 10100, 11312, 12500, 12625, 14000, 14140, 16160, 17500, 17675, 20000, 20200, 21875, 22624, 25000, 25250, 28000, 28280, 35000, 35350, 40400, 43750, 50000, 50500, 56560, 63125, 70000, 70700, 80800, 87500, 88375, 100000, 101000, 113120, 126250, 140000, 141400, 175000, 176750, 202000, 252500, 282800, 315625, 350000, 353500, 404000, 441875, 505000, 565600, 631250, 700000, 707000, 883750, 1010000, 1262500, 1414000, 1767500, 2020000, 2209375, 2525000, 2828000, 3535000, 4418750, 5050000, 7070000, 8837500, 10100000, 14140000, 17675000, 35350000, 70700000]

約数ペア:

[(1, 70700000), (2, 35350000), (4, 17675000), (5, 14140000), (7, 10100000), (8, 8837500), (10, 7070000), (14, 5050000), (16, 4418750), (20, 3535000), (25, 2828000), (28, 2525000), (32, 2209375), (35, 2020000), (40, 1767500), (50, 1414000), (56, 1262500), (70, 1010000), (80, 883750), (100, 707000), (101, 700000), (112, 631250), (125, 565600), (140, 505000), (160, 441875), (175, 404000), (200, 353500), (202, 350000), (224, 315625), (250, 282800), (280, 252500), (350, 202000), (400, 176750), (404, 175000), (500, 141400), (505, 140000), (560, 126250), (625, 113120), (700, 101000), (707, 100000), (800, 88375), (808, 87500), (875, 80800), (1000, 70700), (1010, 70000), (1120, 63125), (1250, 56560), (1400, 50500), (1414, 50000), (1616, 43750), (1750, 40400), (2000, 35350), (2020, 35000), (2500, 28280), (2525, 28000), (2800, 25250), (2828, 25000), (3125, 22624), (3232, 21875), (3500, 20200), (3535, 20000), (4000, 17675), (4040, 17500), (4375, 16160), (5000, 14140), (5050, 14000), (5600, 12625), (5656, 12500), (6250, 11312), (7000, 10100), (7070, 10000), (8080, 8750)]