26538760

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{6569}}^1$

素因数の和:6681

約数の個数: 32

約数和(自身を含む): 60312600

約数和(自身を除く): 33773840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 6569, 13138, 26276, 32845, 52552, 65690, 131380, 262760, 663469, 1326938, 2653876, 3317345, 5307752, 6634690, 13269380, 26538760]

約数ペア:

[(1, 26538760), (2, 13269380), (4, 6634690), (5, 5307752), (8, 3317345), (10, 2653876), (20, 1326938), (40, 663469), (101, 262760), (202, 131380), (404, 65690), (505, 52552), (808, 32845), (1010, 26276), (2020, 13138), (4040, 6569)]