28324100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{941}}^1$

素因数の和:1005

約数の個数: 72

約数和(自身を含む): 71953728

約数和(自身を除く): 43629628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 43, 50, 70, 86, 100, 140, 172, 175, 215, 301, 350, 430, 602, 700, 860, 941, 1075, 1204, 1505, 1882, 2150, 3010, 3764, 4300, 4705, 6020, 6587, 7525, 9410, 13174, 15050, 18820, 23525, 26348, 30100, 32935, 40463, 47050, 65870, 80926, 94100, 131740, 161852, 164675, 202315, 283241, 329350, 404630, 566482, 658700, 809260, 1011575, 1132964, 1416205, 2023150, 2832410, 4046300, 5664820, 7081025, 14162050, 28324100]

約数ペア:

[(1, 28324100), (2, 14162050), (4, 7081025), (5, 5664820), (7, 4046300), (10, 2832410), (14, 2023150), (20, 1416205), (25, 1132964), (28, 1011575), (35, 809260), (43, 658700), (50, 566482), (70, 404630), (86, 329350), (100, 283241), (140, 202315), (172, 164675), (175, 161852), (215, 131740), (301, 94100), (350, 80926), (430, 65870), (602, 47050), (700, 40463), (860, 32935), (941, 30100), (1075, 26348), (1204, 23525), (1505, 18820), (1882, 15050), (2150, 13174), (3010, 9410), (3764, 7525), (4300, 6587), (4705, 6020)]