55445900

素因数分解:

$2^2\times 5^2\times {\mathrm{47}}^2\times {\mathrm{251}}^1$

素因数の和:359

約数の個数: 54

約数和(自身を含む): 123421788

約数和(自身を除く): 67975888

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 94, 100, 188, 235, 251, 470, 502, 940, 1004, 1175, 1255, 2209, 2350, 2510, 4418, 4700, 5020, 6275, 8836, 11045, 11797, 12550, 22090, 23594, 25100, 44180, 47188, 55225, 58985, 110450, 117970, 220900, 235940, 294925, 554459, 589850, 1108918, 1179700, 2217836, 2772295, 5544590, 11089180, 13861475, 27722950, 55445900]

約数ペア:

[(1, 55445900), (2, 27722950), (4, 13861475), (5, 11089180), (10, 5544590), (20, 2772295), (25, 2217836), (47, 1179700), (50, 1108918), (94, 589850), (100, 554459), (188, 294925), (235, 235940), (251, 220900), (470, 117970), (502, 110450), (940, 58985), (1004, 55225), (1175, 47188), (1255, 44180), (2209, 25100), (2350, 23594), (2510, 22090), (4418, 12550), (4700, 11797), (5020, 11045), (6275, 8836)]