26590000

素因数分解:

$2^4\times 5^4\times {\mathrm{2659}}^1$

素因数の和:2687

約数の個数: 50

約数和(自身を含む): 64401260

約数和(自身を除く): 37811260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 2000, 2500, 2659, 5000, 5318, 10000, 10636, 13295, 21272, 26590, 42544, 53180, 66475, 106360, 132950, 212720, 265900, 332375, 531800, 664750, 1063600, 1329500, 1661875, 2659000, 3323750, 5318000, 6647500, 13295000, 26590000]

約数ペア:

[(1, 26590000), (2, 13295000), (4, 6647500), (5, 5318000), (8, 3323750), (10, 2659000), (16, 1661875), (20, 1329500), (25, 1063600), (40, 664750), (50, 531800), (80, 332375), (100, 265900), (125, 212720), (200, 132950), (250, 106360), (400, 66475), (500, 53180), (625, 42544), (1000, 26590), (1250, 21272), (2000, 13295), (2500, 10636), (2659, 10000), (5000, 5318)]