131096420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{72031}}^1$

素因数の和:72060

約数の個数: 48

約数和(自身を含む): 338838528

約数和(自身を除く): 207742108

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 72031, 144062, 288124, 360155, 504217, 720310, 936403, 1008434, 1440620, 1872806, 2016868, 2521085, 3745612, 4682015, 5042170, 6554821, 9364030, 10084340, 13109642, 18728060, 26219284, 32774105, 65548210, 131096420]

約数ペア:

[(1, 131096420), (2, 65548210), (4, 32774105), (5, 26219284), (7, 18728060), (10, 13109642), (13, 10084340), (14, 9364030), (20, 6554821), (26, 5042170), (28, 4682015), (35, 3745612), (52, 2521085), (65, 2016868), (70, 1872806), (91, 1440620), (130, 1008434), (140, 936403), (182, 720310), (260, 504217), (364, 360155), (455, 288124), (910, 144062), (1820, 72031)]