5442500

素因数分解:

$2^2\times 5^4\times 7^1\times {\mathrm{311}}^1$

素因数の和:342

約数の個数: 60

約数和(自身を含む): 13645632

約数和(自身を除く): 8203132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 311, 350, 500, 622, 625, 700, 875, 1244, 1250, 1555, 1750, 2177, 2500, 3110, 3500, 4354, 4375, 6220, 7775, 8708, 8750, 10885, 15550, 17500, 21770, 31100, 38875, 43540, 54425, 77750, 108850, 155500, 194375, 217700, 272125, 388750, 544250, 777500, 1088500, 1360625, 2721250, 5442500]

約数ペア:

[(1, 5442500), (2, 2721250), (4, 1360625), (5, 1088500), (7, 777500), (10, 544250), (14, 388750), (20, 272125), (25, 217700), (28, 194375), (35, 155500), (50, 108850), (70, 77750), (100, 54425), (125, 43540), (140, 38875), (175, 31100), (250, 21770), (311, 17500), (350, 15550), (500, 10885), (622, 8750), (625, 8708), (700, 7775), (875, 6220), (1244, 4375), (1250, 4354), (1555, 3500), (1750, 3110), (2177, 2500)]