39855000

素因数分解:

$2^3\times 3^1\times 5^4\times {\mathrm{2657}}^1$

素因数の和:2686

約数の個数: 80

約数和(自身を含む): 124553880

約数和(自身を除く): 84698880

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, 625, 750, 1000, 1250, 1500, 1875, 2500, 2657, 3000, 3750, 5000, 5314, 7500, 7971, 10628, 13285, 15000, 15942, 21256, 26570, 31884, 39855, 53140, 63768, 66425, 79710, 106280, 132850, 159420, 199275, 265700, 318840, 332125, 398550, 531400, 664250, 797100, 996375, 1328500, 1594200, 1660625, 1992750, 2657000, 3321250, 3985500, 4981875, 6642500, 7971000, 9963750, 13285000, 19927500, 39855000]

約数ペア:

[(1, 39855000), (2, 19927500), (3, 13285000), (4, 9963750), (5, 7971000), (6, 6642500), (8, 4981875), (10, 3985500), (12, 3321250), (15, 2657000), (20, 1992750), (24, 1660625), (25, 1594200), (30, 1328500), (40, 996375), (50, 797100), (60, 664250), (75, 531400), (100, 398550), (120, 332125), (125, 318840), (150, 265700), (200, 199275), (250, 159420), (300, 132850), (375, 106280), (500, 79710), (600, 66425), (625, 63768), (750, 53140), (1000, 39855), (1250, 31884), (1500, 26570), (1875, 21256), (2500, 15942), (2657, 15000), (3000, 13285), (3750, 10628), (5000, 7971), (5314, 7500)]