28025900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{40037}}^1$

素因数の和:40058

約数の個数: 36

約数和(自身を含む): 69505968

約数和(自身を除く): 41480068

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 40037, 80074, 160148, 200185, 280259, 400370, 560518, 800740, 1000925, 1121036, 1401295, 2001850, 2802590, 4003700, 5605180, 7006475, 14012950, 28025900]

約数ペア:

[(1, 28025900), (2, 14012950), (4, 7006475), (5, 5605180), (7, 4003700), (10, 2802590), (14, 2001850), (20, 1401295), (25, 1121036), (28, 1000925), (35, 800740), (50, 560518), (70, 400370), (100, 280259), (140, 200185), (175, 160148), (350, 80074), (700, 40037)]