201245900

素因数分解:

$2^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{20747}}^1$

素因数の和:20858

約数の個数: 36

約数和(自身を含む): 441226968

約数和(自身を除く): 239981068

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 194, 388, 485, 970, 1940, 2425, 4850, 9700, 20747, 41494, 82988, 103735, 207470, 414940, 518675, 1037350, 2012459, 2074700, 4024918, 8049836, 10062295, 20124590, 40249180, 50311475, 100622950, 201245900]

約数ペア:

[(1, 201245900), (2, 100622950), (4, 50311475), (5, 40249180), (10, 20124590), (20, 10062295), (25, 8049836), (50, 4024918), (97, 2074700), (100, 2012459), (194, 1037350), (388, 518675), (485, 414940), (970, 207470), (1940, 103735), (2425, 82988), (4850, 41494), (9700, 20747)]