194500

素因数分解:

$2^2\times 5^3\times {\mathrm{389}}^1$

素因数の和:408

約数の個数: 24

約数和(自身を含む): 425880

約数和(自身を除く): 231380

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 389, 500, 778, 1556, 1945, 3890, 7780, 9725, 19450, 38900, 48625, 97250, 194500]

約数ペア:

[(1, 194500), (2, 97250), (4, 48625), (5, 38900), (10, 19450), (20, 9725), (25, 7780), (50, 3890), (100, 1945), (125, 1556), (250, 778), (389, 500)]