25218760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{90067}}^1$

素因数の和:90085

約数の個数: 32

約数和(自身を含む): 64848960

約数和(自身を除く): 39630200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 90067, 180134, 360268, 450335, 630469, 720536, 900670, 1260938, 1801340, 2521876, 3152345, 3602680, 5043752, 6304690, 12609380, 25218760]

約数ペア:

[(1, 25218760), (2, 12609380), (4, 6304690), (5, 5043752), (7, 3602680), (8, 3152345), (10, 2521876), (14, 1801340), (20, 1260938), (28, 900670), (35, 720536), (40, 630469), (56, 450335), (70, 360268), (140, 180134), (280, 90067)]