190000

素因数分解:

$2^4\times 5^4\times {\mathrm{19}}^1$

素因数の和:47

約数の個数: 50

約数和(自身を含む): 484220

約数和(自身を除く): 294220

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 125, 152, 190, 200, 250, 304, 380, 400, 475, 500, 625, 760, 950, 1000, 1250, 1520, 1900, 2000, 2375, 2500, 3800, 4750, 5000, 7600, 9500, 10000, 11875, 19000, 23750, 38000, 47500, 95000, 190000]

約数ペア:

[(1, 190000), (2, 95000), (4, 47500), (5, 38000), (8, 23750), (10, 19000), (16, 11875), (19, 10000), (20, 9500), (25, 7600), (38, 5000), (40, 4750), (50, 3800), (76, 2500), (80, 2375), (95, 2000), (100, 1900), (125, 1520), (152, 1250), (190, 1000), (200, 950), (250, 760), (304, 625), (380, 500), (400, 475)]