25532080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{359}}^1$

素因数の和:506

約数の個数: 80

約数和(自身を含む): 68567040

約数和(自身を除く): 43034960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 127, 140, 254, 280, 359, 508, 560, 635, 718, 889, 1016, 1270, 1436, 1778, 1795, 2032, 2513, 2540, 2872, 3556, 3590, 4445, 5026, 5080, 5744, 7112, 7180, 8890, 10052, 10160, 12565, 14224, 14360, 17780, 20104, 25130, 28720, 35560, 40208, 45593, 50260, 71120, 91186, 100520, 182372, 201040, 227965, 319151, 364744, 455930, 638302, 729488, 911860, 1276604, 1595755, 1823720, 2553208, 3191510, 3647440, 5106416, 6383020, 12766040, 25532080]

約数ペア:

[(1, 25532080), (2, 12766040), (4, 6383020), (5, 5106416), (7, 3647440), (8, 3191510), (10, 2553208), (14, 1823720), (16, 1595755), (20, 1276604), (28, 911860), (35, 729488), (40, 638302), (56, 455930), (70, 364744), (80, 319151), (112, 227965), (127, 201040), (140, 182372), (254, 100520), (280, 91186), (359, 71120), (508, 50260), (560, 45593), (635, 40208), (718, 35560), (889, 28720), (1016, 25130), (1270, 20104), (1436, 17780), (1778, 14360), (1795, 14224), (2032, 12565), (2513, 10160), (2540, 10052), (2872, 8890), (3556, 7180), (3590, 7112), (4445, 5744), (5026, 5080)]