80830400

素因数分解:

$2^6\times 5^2\times 7^2\times {\mathrm{1031}}^1$

素因数の和:1067

約数の個数: 126

約数和(自身を含む): 231590088

約数和(自身を除く): 150759688

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 80, 98, 100, 112, 140, 160, 175, 196, 200, 224, 245, 280, 320, 350, 392, 400, 448, 490, 560, 700, 784, 800, 980, 1031, 1120, 1225, 1400, 1568, 1600, 1960, 2062, 2240, 2450, 2800, 3136, 3920, 4124, 4900, 5155, 5600, 7217, 7840, 8248, 9800, 10310, 11200, 14434, 15680, 16496, 19600, 20620, 25775, 28868, 32992, 36085, 39200, 41240, 50519, 51550, 57736, 65984, 72170, 78400, 82480, 101038, 103100, 115472, 144340, 164960, 180425, 202076, 206200, 230944, 252595, 288680, 329920, 360850, 404152, 412400, 461888, 505190, 577360, 721700, 808304, 824800, 1010380, 1154720, 1262975, 1443400, 1616608, 1649600, 2020760, 2309440, 2525950, 2886800, 3233216, 4041520, 5051900, 5773600, 8083040, 10103800, 11547200, 16166080, 20207600, 40415200, 80830400]

約数ペア:

[(1, 80830400), (2, 40415200), (4, 20207600), (5, 16166080), (7, 11547200), (8, 10103800), (10, 8083040), (14, 5773600), (16, 5051900), (20, 4041520), (25, 3233216), (28, 2886800), (32, 2525950), (35, 2309440), (40, 2020760), (49, 1649600), (50, 1616608), (56, 1443400), (64, 1262975), (70, 1154720), (80, 1010380), (98, 824800), (100, 808304), (112, 721700), (140, 577360), (160, 505190), (175, 461888), (196, 412400), (200, 404152), (224, 360850), (245, 329920), (280, 288680), (320, 252595), (350, 230944), (392, 206200), (400, 202076), (448, 180425), (490, 164960), (560, 144340), (700, 115472), (784, 103100), (800, 101038), (980, 82480), (1031, 78400), (1120, 72170), (1225, 65984), (1400, 57736), (1568, 51550), (1600, 50519), (1960, 41240), (2062, 39200), (2240, 36085), (2450, 32992), (2800, 28868), (3136, 25775), (3920, 20620), (4124, 19600), (4900, 16496), (5155, 15680), (5600, 14434), (7217, 11200), (7840, 10310), (8248, 9800)]