200197720

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{39409}}^1$

素因数の和:39547

約数の個数: 32

約数和(自身を含む): 454003200

約数和(自身を除く): 253805480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 39409, 78818, 157636, 197045, 315272, 394090, 788180, 1576360, 5004943, 10009886, 20019772, 25024715, 40039544, 50049430, 100098860, 200197720]

約数ペア:

[(1, 200197720), (2, 100098860), (4, 50049430), (5, 40039544), (8, 25024715), (10, 20019772), (20, 10009886), (40, 5004943), (127, 1576360), (254, 788180), (508, 394090), (635, 315272), (1016, 197045), (1270, 157636), (2540, 78818), (5080, 39409)]