4812500

素因数分解:

$2^2\times 5^6\times 7^1\times {\mathrm{11}}^1$

素因数の和:52

約数の個数: 84

約数和(自身を含む): 13124832

約数和(自身を除く): 8312332

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 125, 140, 154, 175, 220, 250, 275, 308, 350, 385, 500, 550, 625, 700, 770, 875, 1100, 1250, 1375, 1540, 1750, 1925, 2500, 2750, 3125, 3500, 3850, 4375, 5500, 6250, 6875, 7700, 8750, 9625, 12500, 13750, 15625, 17500, 19250, 21875, 27500, 31250, 34375, 38500, 43750, 48125, 62500, 68750, 87500, 96250, 109375, 137500, 171875, 192500, 218750, 240625, 343750, 437500, 481250, 687500, 962500, 1203125, 2406250, 4812500]

約数ペア:

[(1, 4812500), (2, 2406250), (4, 1203125), (5, 962500), (7, 687500), (10, 481250), (11, 437500), (14, 343750), (20, 240625), (22, 218750), (25, 192500), (28, 171875), (35, 137500), (44, 109375), (50, 96250), (55, 87500), (70, 68750), (77, 62500), (100, 48125), (110, 43750), (125, 38500), (140, 34375), (154, 31250), (175, 27500), (220, 21875), (250, 19250), (275, 17500), (308, 15625), (350, 13750), (385, 12500), (500, 9625), (550, 8750), (625, 7700), (700, 6875), (770, 6250), (875, 5500), (1100, 4375), (1250, 3850), (1375, 3500), (1540, 3125), (1750, 2750), (1925, 2500)]