66475000

素因数分解:

$2^3\times 5^5\times {\mathrm{2659}}^1$

素因数の和:2690

約数の個数: 48

約数和(自身を含む): 155849400

約数和(自身を除く): 89374400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 2659, 3125, 5000, 5318, 6250, 10636, 12500, 13295, 21272, 25000, 26590, 53180, 66475, 106360, 132950, 265900, 332375, 531800, 664750, 1329500, 1661875, 2659000, 3323750, 6647500, 8309375, 13295000, 16618750, 33237500, 66475000]

約数ペア:

[(1, 66475000), (2, 33237500), (4, 16618750), (5, 13295000), (8, 8309375), (10, 6647500), (20, 3323750), (25, 2659000), (40, 1661875), (50, 1329500), (100, 664750), (125, 531800), (200, 332375), (250, 265900), (500, 132950), (625, 106360), (1000, 66475), (1250, 53180), (2500, 26590), (2659, 25000), (3125, 21272), (5000, 13295), (5318, 12500), (6250, 10636)]