2852500

素因数分解:

$2^2\times 5^4\times 7^1\times {\mathrm{163}}^1$

素因数の和:194

約数の個数: 60

約数和(自身を含む): 7172704

約数和(自身を除く): 4320204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 163, 175, 250, 326, 350, 500, 625, 652, 700, 815, 875, 1141, 1250, 1630, 1750, 2282, 2500, 3260, 3500, 4075, 4375, 4564, 5705, 8150, 8750, 11410, 16300, 17500, 20375, 22820, 28525, 40750, 57050, 81500, 101875, 114100, 142625, 203750, 285250, 407500, 570500, 713125, 1426250, 2852500]

約数ペア:

[(1, 2852500), (2, 1426250), (4, 713125), (5, 570500), (7, 407500), (10, 285250), (14, 203750), (20, 142625), (25, 114100), (28, 101875), (35, 81500), (50, 57050), (70, 40750), (100, 28525), (125, 22820), (140, 20375), (163, 17500), (175, 16300), (250, 11410), (326, 8750), (350, 8150), (500, 5705), (625, 4564), (652, 4375), (700, 4075), (815, 3500), (875, 3260), (1141, 2500), (1250, 2282), (1630, 1750)]