66495380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2411}}^1$

素因数の和:2624

約数の個数: 48

約数和(自身を含む): 160465536

約数和(自身を除く): 93970156

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 197, 394, 788, 985, 1379, 1970, 2411, 2758, 3940, 4822, 5516, 6895, 9644, 12055, 13790, 16877, 24110, 27580, 33754, 48220, 67508, 84385, 168770, 337540, 474967, 949934, 1899868, 2374835, 3324769, 4749670, 6649538, 9499340, 13299076, 16623845, 33247690, 66495380]

約数ペア:

[(1, 66495380), (2, 33247690), (4, 16623845), (5, 13299076), (7, 9499340), (10, 6649538), (14, 4749670), (20, 3324769), (28, 2374835), (35, 1899868), (70, 949934), (140, 474967), (197, 337540), (394, 168770), (788, 84385), (985, 67508), (1379, 48220), (1970, 33754), (2411, 27580), (2758, 24110), (3940, 16877), (4822, 13790), (5516, 12055), (6895, 9644)]