129971000

素因数分解:

$2^3\times 5^3\times {\mathrm{129971}}^1$

素因数の和:129992

約数の個数: 32

約数和(自身を含む): 304134480

約数和(自身を除く): 174163480

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 129971, 259942, 519884, 649855, 1039768, 1299710, 2599420, 3249275, 5198840, 6498550, 12997100, 16246375, 25994200, 32492750, 64985500, 129971000]

約数ペア:

[(1, 129971000), (2, 64985500), (4, 32492750), (5, 25994200), (8, 16246375), (10, 12997100), (20, 6498550), (25, 5198840), (40, 3249275), (50, 2599420), (100, 1299710), (125, 1039768), (200, 649855), (250, 519884), (500, 259942), (1000, 129971)]