25489040

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{6779}}^1$

素因数の和:6839

約数の個数: 40

約数和(自身を含む): 60531840

約数和(自身を除く): 35042800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 6779, 13558, 27116, 33895, 54232, 67790, 108464, 135580, 271160, 318613, 542320, 637226, 1274452, 1593065, 2548904, 3186130, 5097808, 6372260, 12744520, 25489040]

約数ペア:

[(1, 25489040), (2, 12744520), (4, 6372260), (5, 5097808), (8, 3186130), (10, 2548904), (16, 1593065), (20, 1274452), (40, 637226), (47, 542320), (80, 318613), (94, 271160), (188, 135580), (235, 108464), (376, 67790), (470, 54232), (752, 33895), (940, 27116), (1880, 13558), (3760, 6779)]