77040920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{563}}^1$

素因数の和:896

約数の個数: 64

約数和(自身を含む): 190045440

約数和(自身を除く): 113004520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 311, 440, 563, 622, 1126, 1244, 1555, 2252, 2488, 2815, 3110, 3421, 4504, 5630, 6193, 6220, 6842, 11260, 12386, 12440, 13684, 17105, 22520, 24772, 27368, 30965, 34210, 49544, 61930, 68420, 123860, 136840, 175093, 247720, 350186, 700372, 875465, 1400744, 1750930, 1926023, 3501860, 3852046, 7003720, 7704092, 9630115, 15408184, 19260230, 38520460, 77040920]

約数ペア:

[(1, 77040920), (2, 38520460), (4, 19260230), (5, 15408184), (8, 9630115), (10, 7704092), (11, 7003720), (20, 3852046), (22, 3501860), (40, 1926023), (44, 1750930), (55, 1400744), (88, 875465), (110, 700372), (220, 350186), (311, 247720), (440, 175093), (563, 136840), (622, 123860), (1126, 68420), (1244, 61930), (1555, 49544), (2252, 34210), (2488, 30965), (2815, 27368), (3110, 24772), (3421, 22520), (4504, 17105), (5630, 13684), (6193, 12440), (6220, 12386), (6842, 11260)]