68155780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{44257}}^1$

素因数の和:44284

約数の個数: 48

約数和(自身を含む): 178448256

約数和(自身を除く): 110292476

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, 44257, 88514, 177028, 221285, 309799, 442570, 486827, 619598, 885140, 973654, 1239196, 1548995, 1947308, 2434135, 3097990, 3407789, 4868270, 6195980, 6815578, 9736540, 13631156, 17038945, 34077890, 68155780]

約数ペア:

[(1, 68155780), (2, 34077890), (4, 17038945), (5, 13631156), (7, 9736540), (10, 6815578), (11, 6195980), (14, 4868270), (20, 3407789), (22, 3097990), (28, 2434135), (35, 1947308), (44, 1548995), (55, 1239196), (70, 973654), (77, 885140), (110, 619598), (140, 486827), (154, 442570), (220, 309799), (308, 221285), (385, 177028), (770, 88514), (1540, 44257)]