1298241400

素因数分解:

$2^3\times 5^2\times {\mathrm{6491207}}^1$

素因数の和:6491223

約数の個数: 24

約数和(自身を含む): 3018411720

約数和(自身を除く): 1720170320

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 6491207, 12982414, 25964828, 32456035, 51929656, 64912070, 129824140, 162280175, 259648280, 324560350, 649120700, 1298241400]

約数ペア:

[(1, 1298241400), (2, 649120700), (4, 324560350), (5, 259648280), (8, 162280175), (10, 129824140), (20, 64912070), (25, 51929656), (40, 32456035), (50, 25964828), (100, 12982414), (200, 6491207)]