64828700

素因数分解:

$2^2\times 5^2\times {\mathrm{193}}^1\times {\mathrm{3359}}^1$

素因数の和:3566

約数の個数: 36

約数和(自身を含む): 141449280

約数和(自身を除く): 76620580

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 193, 386, 772, 965, 1930, 3359, 3860, 4825, 6718, 9650, 13436, 16795, 19300, 33590, 67180, 83975, 167950, 335900, 648287, 1296574, 2593148, 3241435, 6482870, 12965740, 16207175, 32414350, 64828700]

約数ペア:

[(1, 64828700), (2, 32414350), (4, 16207175), (5, 12965740), (10, 6482870), (20, 3241435), (25, 2593148), (50, 1296574), (100, 648287), (193, 335900), (386, 167950), (772, 83975), (965, 67180), (1930, 33590), (3359, 19300), (3860, 16795), (4825, 13436), (6718, 9650)]