25679220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{61141}}^1$

素因数の和:61160

約数の個数: 48

約数和(自身を含む): 82174848

約数和(自身を除く): 56495628

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 61141, 122282, 183423, 244564, 305705, 366846, 427987, 611410, 733692, 855974, 917115, 1222820, 1283961, 1711948, 1834230, 2139935, 2567922, 3668460, 4279870, 5135844, 6419805, 8559740, 12839610, 25679220]

約数ペア:

[(1, 25679220), (2, 12839610), (3, 8559740), (4, 6419805), (5, 5135844), (6, 4279870), (7, 3668460), (10, 2567922), (12, 2139935), (14, 1834230), (15, 1711948), (20, 1283961), (21, 1222820), (28, 917115), (30, 855974), (35, 733692), (42, 611410), (60, 427987), (70, 366846), (84, 305705), (105, 244564), (140, 183423), (210, 122282), (420, 61141)]