25239860

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43517}}^1$

素因数の和:43555

約数の個数: 24

約数和(自身を含む): 54832680

約数和(自身を除く): 29592820

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 43517, 87034, 174068, 217585, 435170, 870340, 1261993, 2523986, 5047972, 6309965, 12619930, 25239860]

約数ペア:

[(1, 25239860), (2, 12619930), (4, 6309965), (5, 5047972), (10, 2523986), (20, 1261993), (29, 870340), (58, 435170), (116, 217585), (145, 174068), (290, 87034), (580, 43517)]