15971000

素因数分解:

$2^3\times 5^3\times {\mathrm{15971}}^1$

素因数の和:15992

約数の個数: 32

約数和(自身を含む): 37374480

約数和(自身を除く): 21403480

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 15971, 31942, 63884, 79855, 127768, 159710, 319420, 399275, 638840, 798550, 1597100, 1996375, 3194200, 3992750, 7985500, 15971000]

約数ペア:

[(1, 15971000), (2, 7985500), (4, 3992750), (5, 3194200), (8, 1996375), (10, 1597100), (20, 798550), (25, 638840), (40, 399275), (50, 319420), (100, 159710), (125, 127768), (200, 79855), (250, 63884), (500, 31942), (1000, 15971)]