143942000

素因数分解:

$2^4\times 5^3\times {\mathrm{71971}}^1$

素因数の和:71994

約数の個数: 40

約数和(自身を含む): 348056592

約数和(自身を除く): 204114592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 71971, 143942, 287884, 359855, 575768, 719710, 1151536, 1439420, 1799275, 2878840, 3598550, 5757680, 7197100, 8996375, 14394200, 17992750, 28788400, 35985500, 71971000, 143942000]

約数ペア:

[(1, 143942000), (2, 71971000), (4, 35985500), (5, 28788400), (8, 17992750), (10, 14394200), (16, 8996375), (20, 7197100), (25, 5757680), (40, 3598550), (50, 2878840), (80, 1799275), (100, 1439420), (125, 1151536), (200, 719710), (250, 575768), (400, 359855), (500, 287884), (1000, 143942), (2000, 71971)]