7971000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{2657}}^1$

素因数の和:2681

約数の個数: 64

約数和(自身を含む): 24878880

約数和(自身を除く): 16907880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 200, 250, 300, 375, 500, 600, 750, 1000, 1500, 2657, 3000, 5314, 7971, 10628, 13285, 15942, 21256, 26570, 31884, 39855, 53140, 63768, 66425, 79710, 106280, 132850, 159420, 199275, 265700, 318840, 332125, 398550, 531400, 664250, 797100, 996375, 1328500, 1594200, 1992750, 2657000, 3985500, 7971000]

約数ペア:

[(1, 7971000), (2, 3985500), (3, 2657000), (4, 1992750), (5, 1594200), (6, 1328500), (8, 996375), (10, 797100), (12, 664250), (15, 531400), (20, 398550), (24, 332125), (25, 318840), (30, 265700), (40, 199275), (50, 159420), (60, 132850), (75, 106280), (100, 79710), (120, 66425), (125, 63768), (150, 53140), (200, 39855), (250, 31884), (300, 26570), (375, 21256), (500, 15942), (600, 13285), (750, 10628), (1000, 7971), (1500, 5314), (2657, 3000)]