538441900

素因数分解:

$2^2\times 5^2\times {\mathrm{127}}^1\times {\mathrm{42397}}^1$

素因数の和:42538

約数の個数: 36

約数和(自身を含む): 1177646848

約数和(自身を除く): 639204948

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 127, 254, 508, 635, 1270, 2540, 3175, 6350, 12700, 42397, 84794, 169588, 211985, 423970, 847940, 1059925, 2119850, 4239700, 5384419, 10768838, 21537676, 26922095, 53844190, 107688380, 134610475, 269220950, 538441900]

約数ペア:

[(1, 538441900), (2, 269220950), (4, 134610475), (5, 107688380), (10, 53844190), (20, 26922095), (25, 21537676), (50, 10768838), (100, 5384419), (127, 4239700), (254, 2119850), (508, 1059925), (635, 847940), (1270, 423970), (2540, 211985), (3175, 169588), (6350, 84794), (12700, 42397)]