25278260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1753}}^1$

素因数の和:1872

約数の個数: 48

約数和(自身を含む): 61291776

約数和(自身を除く): 36013516

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 103, 140, 206, 412, 515, 721, 1030, 1442, 1753, 2060, 2884, 3506, 3605, 7012, 7210, 8765, 12271, 14420, 17530, 24542, 35060, 49084, 61355, 122710, 180559, 245420, 361118, 722236, 902795, 1263913, 1805590, 2527826, 3611180, 5055652, 6319565, 12639130, 25278260]

約数ペア:

[(1, 25278260), (2, 12639130), (4, 6319565), (5, 5055652), (7, 3611180), (10, 2527826), (14, 1805590), (20, 1263913), (28, 902795), (35, 722236), (70, 361118), (103, 245420), (140, 180559), (206, 122710), (412, 61355), (515, 49084), (721, 35060), (1030, 24542), (1442, 17530), (1753, 14420), (2060, 12271), (2884, 8765), (3506, 7210), (3605, 7012)]