950000

素因数分解:

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

素因数の和:52

約数の個数: 60

約数和(自身を含む): 2421720

約数和(自身を除く): 1471720

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, 3125, 3800, 4750, 5000, 6250, 7600, 9500, 10000, 11875, 12500, 19000, 23750, 25000, 38000, 47500, 50000, 59375, 95000, 118750, 190000, 237500, 475000, 950000]

約数ペア:

[(1, 950000), (2, 475000), (4, 237500), (5, 190000), (8, 118750), (10, 95000), (16, 59375), (19, 50000), (20, 47500), (25, 38000), (38, 25000), (40, 23750), (50, 19000), (76, 12500), (80, 11875), (95, 10000), (100, 9500), (125, 7600), (152, 6250), (190, 5000), (200, 4750), (250, 3800), (304, 3125), (380, 2500), (400, 2375), (475, 2000), (500, 1900), (625, 1520), (760, 1250), (950, 1000)]