25891040

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23117}}^1$

素因数の和:23139

約数の個数: 48

約数和(自身を含む): 69908832

約数和(自身を除く): 44017792

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 23117, 46234, 92468, 115585, 161819, 184936, 231170, 323638, 369872, 462340, 647276, 739744, 809095, 924680, 1294552, 1618190, 1849360, 2589104, 3236380, 3698720, 5178208, 6472760, 12945520, 25891040]

約数ペア:

[(1, 25891040), (2, 12945520), (4, 6472760), (5, 5178208), (7, 3698720), (8, 3236380), (10, 2589104), (14, 1849360), (16, 1618190), (20, 1294552), (28, 924680), (32, 809095), (35, 739744), (40, 647276), (56, 462340), (70, 369872), (80, 323638), (112, 231170), (140, 184936), (160, 161819), (224, 115585), (280, 92468), (560, 46234), (1120, 23117)]