5485000

素因数分解:

$2^3\times 5^4\times {\mathrm{1097}}^1$

素因数の和:1123

約数の個数: 40

約数和(自身を含む): 12863070

約数和(自身を除く): 7378070

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1097, 1250, 2194, 2500, 4388, 5000, 5485, 8776, 10970, 21940, 27425, 43880, 54850, 109700, 137125, 219400, 274250, 548500, 685625, 1097000, 1371250, 2742500, 5485000]

約数ペア:

[(1, 5485000), (2, 2742500), (4, 1371250), (5, 1097000), (8, 685625), (10, 548500), (20, 274250), (25, 219400), (40, 137125), (50, 109700), (100, 54850), (125, 43880), (200, 27425), (250, 21940), (500, 10970), (625, 8776), (1000, 5485), (1097, 5000), (1250, 4388), (2194, 2500)]