27655000

素因数分解:

$2^3\times 5^4\times {\mathrm{5531}}^1$

素因数の和:5557

約数の個数: 40

約数和(自身を含む): 64807380

約数和(自身を除く): 37152380

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 5000, 5531, 11062, 22124, 27655, 44248, 55310, 110620, 138275, 221240, 276550, 553100, 691375, 1106200, 1382750, 2765500, 3456875, 5531000, 6913750, 13827500, 27655000]

約数ペア:

[(1, 27655000), (2, 13827500), (4, 6913750), (5, 5531000), (8, 3456875), (10, 2765500), (20, 1382750), (25, 1106200), (40, 691375), (50, 553100), (100, 276550), (125, 221240), (200, 138275), (250, 110620), (500, 55310), (625, 44248), (1000, 27655), (1250, 22124), (2500, 11062), (5000, 5531)]