850738000

素因数分解:

$2^4\times 5^3\times 7^2\times {\mathrm{8681}}^1$

素因数の和:8718

約数の個数: 120

約数和(自身を含む): 2393210664

約数和(自身を除く): 1542472664

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 125, 140, 175, 196, 200, 245, 250, 280, 350, 392, 400, 490, 500, 560, 700, 784, 875, 980, 1000, 1225, 1400, 1750, 1960, 2000, 2450, 2800, 3500, 3920, 4900, 6125, 7000, 8681, 9800, 12250, 14000, 17362, 19600, 24500, 34724, 43405, 49000, 60767, 69448, 86810, 98000, 121534, 138896, 173620, 217025, 243068, 303835, 347240, 425369, 434050, 486136, 607670, 694480, 850738, 868100, 972272, 1085125, 1215340, 1519175, 1701476, 1736200, 2126845, 2170250, 2430680, 3038350, 3402952, 3472400, 4253690, 4340500, 4861360, 6076700, 6805904, 7595875, 8507380, 8681000, 10634225, 12153400, 15191750, 17014760, 17362000, 21268450, 24306800, 30383500, 34029520, 42536900, 53171125, 60767000, 85073800, 106342250, 121534000, 170147600, 212684500, 425369000, 850738000]

約数ペア:

[(1, 850738000), (2, 425369000), (4, 212684500), (5, 170147600), (7, 121534000), (8, 106342250), (10, 85073800), (14, 60767000), (16, 53171125), (20, 42536900), (25, 34029520), (28, 30383500), (35, 24306800), (40, 21268450), (49, 17362000), (50, 17014760), (56, 15191750), (70, 12153400), (80, 10634225), (98, 8681000), (100, 8507380), (112, 7595875), (125, 6805904), (140, 6076700), (175, 4861360), (196, 4340500), (200, 4253690), (245, 3472400), (250, 3402952), (280, 3038350), (350, 2430680), (392, 2170250), (400, 2126845), (490, 1736200), (500, 1701476), (560, 1519175), (700, 1215340), (784, 1085125), (875, 972272), (980, 868100), (1000, 850738), (1225, 694480), (1400, 607670), (1750, 486136), (1960, 434050), (2000, 425369), (2450, 347240), (2800, 303835), (3500, 243068), (3920, 217025), (4900, 173620), (6125, 138896), (7000, 121534), (8681, 98000), (9800, 86810), (12250, 69448), (14000, 60767), (17362, 49000), (19600, 43405), (24500, 34724)]