25439900

素因数分解:

$2^2\times 5^2\times {\mathrm{67}}^1\times {\mathrm{3797}}^1$

素因数の和:3878

約数の個数: 36

約数和(自身を含む): 56043288

約数和(自身を除く): 30603388

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 67, 100, 134, 268, 335, 670, 1340, 1675, 3350, 3797, 6700, 7594, 15188, 18985, 37970, 75940, 94925, 189850, 254399, 379700, 508798, 1017596, 1271995, 2543990, 5087980, 6359975, 12719950, 25439900]

約数ペア:

[(1, 25439900), (2, 12719950), (4, 6359975), (5, 5087980), (10, 2543990), (20, 1271995), (25, 1017596), (50, 508798), (67, 379700), (100, 254399), (134, 189850), (268, 94925), (335, 75940), (670, 37970), (1340, 18985), (1675, 15188), (3350, 7594), (3797, 6700)]