25486720

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{5689}}^1$

素因数の和:5715

約数の個数: 64

約数和(自身を含む): 69645600

約数和(自身を除く): 44158880

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, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 5689, 11378, 22756, 28445, 39823, 45512, 56890, 79646, 91024, 113780, 159292, 182048, 199115, 227560, 318584, 364096, 398230, 455120, 637168, 728192, 796460, 910240, 1274336, 1592920, 1820480, 2548672, 3185840, 3640960, 5097344, 6371680, 12743360, 25486720]

約数ペア:

[(1, 25486720), (2, 12743360), (4, 6371680), (5, 5097344), (7, 3640960), (8, 3185840), (10, 2548672), (14, 1820480), (16, 1592920), (20, 1274336), (28, 910240), (32, 796460), (35, 728192), (40, 637168), (56, 455120), (64, 398230), (70, 364096), (80, 318584), (112, 227560), (128, 199115), (140, 182048), (160, 159292), (224, 113780), (280, 91024), (320, 79646), (448, 56890), (560, 45512), (640, 39823), (896, 28445), (1120, 22756), (2240, 11378), (4480, 5689)]