631400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1$

素因数の和:75

約数の個数: 96

約数和(自身を含む): 1874880

約数和(自身を除く): 1243480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 25, 28, 35, 40, 41, 44, 50, 55, 56, 70, 77, 82, 88, 100, 110, 140, 154, 164, 175, 200, 205, 220, 275, 280, 287, 308, 328, 350, 385, 410, 440, 451, 550, 574, 616, 700, 770, 820, 902, 1025, 1100, 1148, 1400, 1435, 1540, 1640, 1804, 1925, 2050, 2200, 2255, 2296, 2870, 3080, 3157, 3608, 3850, 4100, 4510, 5740, 6314, 7175, 7700, 8200, 9020, 11275, 11480, 12628, 14350, 15400, 15785, 18040, 22550, 25256, 28700, 31570, 45100, 57400, 63140, 78925, 90200, 126280, 157850, 315700, 631400]

約数ペア:

[(1, 631400), (2, 315700), (4, 157850), (5, 126280), (7, 90200), (8, 78925), (10, 63140), (11, 57400), (14, 45100), (20, 31570), (22, 28700), (25, 25256), (28, 22550), (35, 18040), (40, 15785), (41, 15400), (44, 14350), (50, 12628), (55, 11480), (56, 11275), (70, 9020), (77, 8200), (82, 7700), (88, 7175), (100, 6314), (110, 5740), (140, 4510), (154, 4100), (164, 3850), (175, 3608), (200, 3157), (205, 3080), (220, 2870), (275, 2296), (280, 2255), (287, 2200), (308, 2050), (328, 1925), (350, 1804), (385, 1640), (410, 1540), (440, 1435), (451, 1400), (550, 1148), (574, 1100), (616, 1025), (700, 902), (770, 820)]