6781400

素因数分解:

$2^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{827}}^1$

素因数の和:884

約数の個数: 48

約数和(自身を含む): 16170840

約数和(自身を除く): 9389440

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 50, 82, 100, 164, 200, 205, 328, 410, 820, 827, 1025, 1640, 1654, 2050, 3308, 4100, 4135, 6616, 8200, 8270, 16540, 20675, 33080, 33907, 41350, 67814, 82700, 135628, 165400, 169535, 271256, 339070, 678140, 847675, 1356280, 1695350, 3390700, 6781400]

約数ペア:

[(1, 6781400), (2, 3390700), (4, 1695350), (5, 1356280), (8, 847675), (10, 678140), (20, 339070), (25, 271256), (40, 169535), (41, 165400), (50, 135628), (82, 82700), (100, 67814), (164, 41350), (200, 33907), (205, 33080), (328, 20675), (410, 16540), (820, 8270), (827, 8200), (1025, 6616), (1640, 4135), (1654, 4100), (2050, 3308)]