26485000

素因数分解:

$2^3\times 5^4\times {\mathrm{5297}}^1$

素因数の和:5323

約数の個数: 40

約数和(自身を含む): 62066070

約数和(自身を除く): 35581070

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 5000, 5297, 10594, 21188, 26485, 42376, 52970, 105940, 132425, 211880, 264850, 529700, 662125, 1059400, 1324250, 2648500, 3310625, 5297000, 6621250, 13242500, 26485000]

約数ペア:

[(1, 26485000), (2, 13242500), (4, 6621250), (5, 5297000), (8, 3310625), (10, 2648500), (20, 1324250), (25, 1059400), (40, 662125), (50, 529700), (100, 264850), (125, 211880), (200, 132425), (250, 105940), (500, 52970), (625, 42376), (1000, 26485), (1250, 21188), (2500, 10594), (5000, 5297)]