2005608675

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{81281}}^1$

素因数の和:81348

約数の個数: 48

約数和(自身を含む): 3870323712

約数和(自身を除く): 1864715037

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 47, 75, 105, 141, 175, 235, 329, 525, 705, 987, 1175, 1645, 3525, 4935, 8225, 24675, 81281, 243843, 406405, 568967, 1219215, 1706901, 2032025, 2844835, 3820207, 6096075, 8534505, 11460621, 14224175, 19101035, 26741449, 42672525, 57303105, 80224347, 95505175, 133707245, 286515525, 401121735, 668536225, 2005608675]

約数ペア:

[(1, 2005608675), (3, 668536225), (5, 401121735), (7, 286515525), (15, 133707245), (21, 95505175), (25, 80224347), (35, 57303105), (47, 42672525), (75, 26741449), (105, 19101035), (141, 14224175), (175, 11460621), (235, 8534505), (329, 6096075), (525, 3820207), (705, 2844835), (987, 2032025), (1175, 1706901), (1645, 1219215), (3525, 568967), (4935, 406405), (8225, 243843), (24675, 81281)]