28671700

素因数分解:

$2^2\times 5^2\times {\mathrm{163}}^1\times {\mathrm{1759}}^1$

素因数の和:1936

約数の個数: 36

約数和(自身を含む): 62634880

約数和(自身を除く): 33963180

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 163, 326, 652, 815, 1630, 1759, 3260, 3518, 4075, 7036, 8150, 8795, 16300, 17590, 35180, 43975, 87950, 175900, 286717, 573434, 1146868, 1433585, 2867170, 5734340, 7167925, 14335850, 28671700]

約数ペア:

[(1, 28671700), (2, 14335850), (4, 7167925), (5, 5734340), (10, 2867170), (20, 1433585), (25, 1146868), (50, 573434), (100, 286717), (163, 175900), (326, 87950), (652, 43975), (815, 35180), (1630, 17590), (1759, 16300), (3260, 8795), (3518, 8150), (4075, 7036)]