85811900

素因数分解:

$2^2\times 5^2\times {\mathrm{317}}^1\times {\mathrm{2707}}^1$

素因数の和:3038

約数の個数: 36

約数和(自身を含む): 186868248

約数和(自身を除く): 101056348

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 317, 634, 1268, 1585, 2707, 3170, 5414, 6340, 7925, 10828, 13535, 15850, 27070, 31700, 54140, 67675, 135350, 270700, 858119, 1716238, 3432476, 4290595, 8581190, 17162380, 21452975, 42905950, 85811900]

約数ペア:

[(1, 85811900), (2, 42905950), (4, 21452975), (5, 17162380), (10, 8581190), (20, 4290595), (25, 3432476), (50, 1716238), (100, 858119), (317, 270700), (634, 135350), (1268, 67675), (1585, 54140), (2707, 31700), (3170, 27070), (5414, 15850), (6340, 13535), (7925, 10828)]