71235400

素因数分解:

$2^3\times 5^2\times {\mathrm{353}}^1\times {\mathrm{1009}}^1$

素因数の和:1378

約数の個数: 48

約数和(自身を含む): 166256100

約数和(自身を除く): 95020700

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 353, 706, 1009, 1412, 1765, 2018, 2824, 3530, 4036, 5045, 7060, 8072, 8825, 10090, 14120, 17650, 20180, 25225, 35300, 40360, 50450, 70600, 100900, 201800, 356177, 712354, 1424708, 1780885, 2849416, 3561770, 7123540, 8904425, 14247080, 17808850, 35617700, 71235400]

約数ペア:

[(1, 71235400), (2, 35617700), (4, 17808850), (5, 14247080), (8, 8904425), (10, 7123540), (20, 3561770), (25, 2849416), (40, 1780885), (50, 1424708), (100, 712354), (200, 356177), (353, 201800), (706, 100900), (1009, 70600), (1412, 50450), (1765, 40360), (2018, 35300), (2824, 25225), (3530, 20180), (4036, 17650), (5045, 14120), (7060, 10090), (8072, 8825)]