25419520

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{2837}}^1$

素因数の和:2865

約数の個数: 72

約数和(自身を含む): 69610464

約数和(自身を除く): 44190944

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 2837, 4480, 5674, 8960, 11348, 14185, 19859, 22696, 28370, 39718, 45392, 56740, 79436, 90784, 99295, 113480, 158872, 181568, 198590, 226960, 317744, 363136, 397180, 453920, 635488, 726272, 794360, 907840, 1270976, 1588720, 1815680, 2541952, 3177440, 3631360, 5083904, 6354880, 12709760, 25419520]

約数ペア:

[(1, 25419520), (2, 12709760), (4, 6354880), (5, 5083904), (7, 3631360), (8, 3177440), (10, 2541952), (14, 1815680), (16, 1588720), (20, 1270976), (28, 907840), (32, 794360), (35, 726272), (40, 635488), (56, 453920), (64, 397180), (70, 363136), (80, 317744), (112, 226960), (128, 198590), (140, 181568), (160, 158872), (224, 113480), (256, 99295), (280, 90784), (320, 79436), (448, 56740), (560, 45392), (640, 39718), (896, 28370), (1120, 22696), (1280, 19859), (1792, 14185), (2240, 11348), (2837, 8960), (4480, 5674)]