47131900

素因数分解:

$2^2\times 5^2\times {\mathrm{643}}^1\times {\mathrm{733}}^1$

素因数の和:1390

約数の個数: 36

約数和(自身を含む): 102575032

約数和(自身を除く): 55443132

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 643, 733, 1286, 1466, 2572, 2932, 3215, 3665, 6430, 7330, 12860, 14660, 16075, 18325, 32150, 36650, 64300, 73300, 471319, 942638, 1885276, 2356595, 4713190, 9426380, 11782975, 23565950, 47131900]

約数ペア:

[(1, 47131900), (2, 23565950), (4, 11782975), (5, 9426380), (10, 4713190), (20, 2356595), (25, 1885276), (50, 942638), (100, 471319), (643, 73300), (733, 64300), (1286, 36650), (1466, 32150), (2572, 18325), (2932, 16075), (3215, 14660), (3665, 12860), (6430, 7330)]