77067760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{12511}}^1$

素因数の和:12542

約数の個数: 80

約数和(自身を含む): 223414272

約数和(自身を除く): 146346512

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 12511, 25022, 50044, 62555, 87577, 100088, 125110, 137621, 175154, 200176, 250220, 275242, 350308, 437885, 500440, 550484, 688105, 700616, 875770, 963347, 1000880, 1100968, 1376210, 1401232, 1751540, 1926694, 2201936, 2752420, 3503080, 3853388, 4816735, 5504840, 7006160, 7706776, 9633470, 11009680, 15413552, 19266940, 38533880, 77067760]

約数ペア:

[(1, 77067760), (2, 38533880), (4, 19266940), (5, 15413552), (7, 11009680), (8, 9633470), (10, 7706776), (11, 7006160), (14, 5504840), (16, 4816735), (20, 3853388), (22, 3503080), (28, 2752420), (35, 2201936), (40, 1926694), (44, 1751540), (55, 1401232), (56, 1376210), (70, 1100968), (77, 1000880), (80, 963347), (88, 875770), (110, 700616), (112, 688105), (140, 550484), (154, 500440), (176, 437885), (220, 350308), (280, 275242), (308, 250220), (385, 200176), (440, 175154), (560, 137621), (616, 125110), (770, 100088), (880, 87577), (1232, 62555), (1540, 50044), (3080, 25022), (6160, 12511)]