25102840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{89653}}^1$

素因数の和:89671

約数の個数: 32

約数和(自身を含む): 64550880

約数和(自身を除く): 39448040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 89653, 179306, 358612, 448265, 627571, 717224, 896530, 1255142, 1793060, 2510284, 3137855, 3586120, 5020568, 6275710, 12551420, 25102840]

約数ペア:

[(1, 25102840), (2, 12551420), (4, 6275710), (5, 5020568), (7, 3586120), (8, 3137855), (10, 2510284), (14, 1793060), (20, 1255142), (28, 896530), (35, 717224), (40, 627571), (56, 448265), (70, 358612), (140, 179306), (280, 89653)]