28650650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{751}}^1$

素因数の和:879

約数の個数: 48

約数和(自身を含む): 61543680

約数和(自身を除く): 32893030

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 109, 175, 218, 350, 545, 751, 763, 1090, 1502, 1526, 2725, 3755, 3815, 5257, 5450, 7510, 7630, 10514, 18775, 19075, 26285, 37550, 38150, 52570, 81859, 131425, 163718, 262850, 409295, 573013, 818590, 1146026, 2046475, 2865065, 4092950, 5730130, 14325325, 28650650]

約数ペア:

[(1, 28650650), (2, 14325325), (5, 5730130), (7, 4092950), (10, 2865065), (14, 2046475), (25, 1146026), (35, 818590), (50, 573013), (70, 409295), (109, 262850), (175, 163718), (218, 131425), (350, 81859), (545, 52570), (751, 38150), (763, 37550), (1090, 26285), (1502, 19075), (1526, 18775), (2725, 10514), (3755, 7630), (3815, 7510), (5257, 5450)]