203411725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{8311}}^1$

素因数の和:8421

約数の個数: 24

約数和(自身を含む): 278285760

約数和(自身を除く): 74874035

約数列:

[1, 5, 11, 25, 55, 89, 275, 445, 979, 2225, 4895, 8311, 24475, 41555, 91421, 207775, 457105, 739679, 2285525, 3698395, 8136469, 18491975, 40682345, 203411725]

約数ペア:

[(1, 203411725), (5, 40682345), (11, 18491975), (25, 8136469), (55, 3698395), (89, 2285525), (275, 739679), (445, 457105), (979, 207775), (2225, 91421), (4895, 41555), (8311, 24475)]