74912240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{72031}}^1$

素因数の和:72057

約数の個数: 40

約数和(自身を含む): 187571328

約数和(自身を除く): 112659088

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 72031, 144062, 288124, 360155, 576248, 720310, 936403, 1152496, 1440620, 1872806, 2881240, 3745612, 4682015, 5762480, 7491224, 9364030, 14982448, 18728060, 37456120, 74912240]

約数ペア:

[(1, 74912240), (2, 37456120), (4, 18728060), (5, 14982448), (8, 9364030), (10, 7491224), (13, 5762480), (16, 4682015), (20, 3745612), (26, 2881240), (40, 1872806), (52, 1440620), (65, 1152496), (80, 936403), (104, 720310), (130, 576248), (208, 360155), (260, 288124), (520, 144062), (1040, 72031)]