315700

素因数分解:

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

素因数の和:73

約数の個数: 72

約数和(自身を含む): 874944

約数和(自身を除く): 559244

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 41, 44, 50, 55, 70, 77, 82, 100, 110, 140, 154, 164, 175, 205, 220, 275, 287, 308, 350, 385, 410, 451, 550, 574, 700, 770, 820, 902, 1025, 1100, 1148, 1435, 1540, 1804, 1925, 2050, 2255, 2870, 3157, 3850, 4100, 4510, 5740, 6314, 7175, 7700, 9020, 11275, 12628, 14350, 15785, 22550, 28700, 31570, 45100, 63140, 78925, 157850, 315700]

約数ペア:

[(1, 315700), (2, 157850), (4, 78925), (5, 63140), (7, 45100), (10, 31570), (11, 28700), (14, 22550), (20, 15785), (22, 14350), (25, 12628), (28, 11275), (35, 9020), (41, 7700), (44, 7175), (50, 6314), (55, 5740), (70, 4510), (77, 4100), (82, 3850), (100, 3157), (110, 2870), (140, 2255), (154, 2050), (164, 1925), (175, 1804), (205, 1540), (220, 1435), (275, 1148), (287, 1100), (308, 1025), (350, 902), (385, 820), (410, 770), (451, 700), (550, 574)]