30807700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4001}}^1$

素因数の和:4033

約数の個数: 72

約数和(自身を含む): 83369664

約数和(自身を除く): 52561964

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 140, 154, 175, 220, 275, 308, 350, 385, 550, 700, 770, 1100, 1540, 1925, 3850, 4001, 7700, 8002, 16004, 20005, 28007, 40010, 44011, 56014, 80020, 88022, 100025, 112028, 140035, 176044, 200050, 220055, 280070, 308077, 400100, 440110, 560140, 616154, 700175, 880220, 1100275, 1232308, 1400350, 1540385, 2200550, 2800700, 3080770, 4401100, 6161540, 7701925, 15403850, 30807700]

約数ペア:

[(1, 30807700), (2, 15403850), (4, 7701925), (5, 6161540), (7, 4401100), (10, 3080770), (11, 2800700), (14, 2200550), (20, 1540385), (22, 1400350), (25, 1232308), (28, 1100275), (35, 880220), (44, 700175), (50, 616154), (55, 560140), (70, 440110), (77, 400100), (100, 308077), (110, 280070), (140, 220055), (154, 200050), (175, 176044), (220, 140035), (275, 112028), (308, 100025), (350, 88022), (385, 80020), (550, 56014), (700, 44011), (770, 40010), (1100, 28007), (1540, 20005), (1925, 16004), (3850, 8002), (4001, 7700)]