77651420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{50423}}^1$

素因数の和:50450

約数の個数: 48

約数和(自身を含む): 203309568

約数和(自身を除く): 125658148

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 50423, 100846, 201692, 252115, 352961, 504230, 554653, 705922, 1008460, 1109306, 1411844, 1764805, 2218612, 2773265, 3529610, 3882571, 5546530, 7059220, 7765142, 11093060, 15530284, 19412855, 38825710, 77651420]

約数ペア:

[(1, 77651420), (2, 38825710), (4, 19412855), (5, 15530284), (7, 11093060), (10, 7765142), (11, 7059220), (14, 5546530), (20, 3882571), (22, 3529610), (28, 2773265), (35, 2218612), (44, 1764805), (55, 1411844), (70, 1109306), (77, 1008460), (110, 705922), (140, 554653), (154, 504230), (220, 352961), (308, 252115), (385, 201692), (770, 100846), (1540, 50423)]