25236880

素因数分解:

$2^4\times 5^1\times {\mathrm{315461}}^1$

素因数の和:315474

約数の個数: 20

約数和(自身を含む): 58675932

約数和(自身を除く): 33439052

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 315461, 630922, 1261844, 1577305, 2523688, 3154610, 5047376, 6309220, 12618440, 25236880]

約数ペア:

[(1, 25236880), (2, 12618440), (4, 6309220), (5, 5047376), (8, 3154610), (10, 2523688), (16, 1577305), (20, 1261844), (40, 630922), (80, 315461)]