122780000

素因数分解:

$2^5\times 5^4\times 7^1\times {\mathrm{877}}^1$

素因数の和:914

約数の個数: 120

約数和(自身を含む): 345601872

約数和(自身を除く): 222821872

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 160, 175, 200, 224, 250, 280, 350, 400, 500, 560, 625, 700, 800, 875, 877, 1000, 1120, 1250, 1400, 1750, 1754, 2000, 2500, 2800, 3500, 3508, 4000, 4375, 4385, 5000, 5600, 6139, 7000, 7016, 8750, 8770, 10000, 12278, 14000, 14032, 17500, 17540, 20000, 21925, 24556, 28000, 28064, 30695, 35000, 35080, 43850, 49112, 61390, 70000, 70160, 87700, 98224, 109625, 122780, 140000, 140320, 153475, 175400, 196448, 219250, 245560, 306950, 350800, 438500, 491120, 548125, 613900, 701600, 767375, 877000, 982240, 1096250, 1227800, 1534750, 1754000, 2192500, 2455600, 3069500, 3508000, 3836875, 4385000, 4911200, 6139000, 7673750, 8770000, 12278000, 15347500, 17540000, 24556000, 30695000, 61390000, 122780000]

約数ペア:

[(1, 122780000), (2, 61390000), (4, 30695000), (5, 24556000), (7, 17540000), (8, 15347500), (10, 12278000), (14, 8770000), (16, 7673750), (20, 6139000), (25, 4911200), (28, 4385000), (32, 3836875), (35, 3508000), (40, 3069500), (50, 2455600), (56, 2192500), (70, 1754000), (80, 1534750), (100, 1227800), (112, 1096250), (125, 982240), (140, 877000), (160, 767375), (175, 701600), (200, 613900), (224, 548125), (250, 491120), (280, 438500), (350, 350800), (400, 306950), (500, 245560), (560, 219250), (625, 196448), (700, 175400), (800, 153475), (875, 140320), (877, 140000), (1000, 122780), (1120, 109625), (1250, 98224), (1400, 87700), (1750, 70160), (1754, 70000), (2000, 61390), (2500, 49112), (2800, 43850), (3500, 35080), (3508, 35000), (4000, 30695), (4375, 28064), (4385, 28000), (5000, 24556), (5600, 21925), (6139, 20000), (7000, 17540), (7016, 17500), (8750, 14032), (8770, 14000), (10000, 12278)]