42505780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{125017}}^1$

素因数の和:125043

約数の個数: 24

約数和(自身を含む): 94513608

約数和(自身を除く): 52007828

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 125017, 250034, 500068, 625085, 1250170, 2125289, 2500340, 4250578, 8501156, 10626445, 21252890, 42505780]

約数ペア:

[(1, 42505780), (2, 21252890), (4, 10626445), (5, 8501156), (10, 4250578), (17, 2500340), (20, 2125289), (34, 1250170), (68, 625085), (85, 500068), (170, 250034), (340, 125017)]