25489480

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{9511}}^1$

素因数の和:9589

約数の個数: 32

約数和(自身を含む): 58213440

約数和(自身を除く): 32723960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 9511, 19022, 38044, 47555, 76088, 95110, 190220, 380440, 637237, 1274474, 2548948, 3186185, 5097896, 6372370, 12744740, 25489480]

約数ペア:

[(1, 25489480), (2, 12744740), (4, 6372370), (5, 5097896), (8, 3186185), (10, 2548948), (20, 1274474), (40, 637237), (67, 380440), (134, 190220), (268, 95110), (335, 76088), (536, 47555), (670, 38044), (1340, 19022), (2680, 9511)]