75630980

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{87943}}^1$

素因数の和:87995

約数の個数: 24

約数和(自身を含む): 162520512

約数和(自身を除く): 86889532

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 87943, 175886, 351772, 439715, 879430, 1758860, 3781549, 7563098, 15126196, 18907745, 37815490, 75630980]

約数ペア:

[(1, 75630980), (2, 37815490), (4, 18907745), (5, 15126196), (10, 7563098), (20, 3781549), (43, 1758860), (86, 879430), (172, 439715), (215, 351772), (430, 175886), (860, 87943)]