64038400

素因数分解:

$2^9\times 5^2\times {\mathrm{5003}}^1$

素因数の和:5031

約数の個数: 60

約数和(自身を含む): 158691852

約数和(自身を除く): 94653452

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 512, 640, 800, 1280, 1600, 2560, 3200, 5003, 6400, 10006, 12800, 20012, 25015, 40024, 50030, 80048, 100060, 125075, 160096, 200120, 250150, 320192, 400240, 500300, 640384, 800480, 1000600, 1280768, 1600960, 2001200, 2561536, 3201920, 4002400, 6403840, 8004800, 12807680, 16009600, 32019200, 64038400]

約数ペア:

[(1, 64038400), (2, 32019200), (4, 16009600), (5, 12807680), (8, 8004800), (10, 6403840), (16, 4002400), (20, 3201920), (25, 2561536), (32, 2001200), (40, 1600960), (50, 1280768), (64, 1000600), (80, 800480), (100, 640384), (128, 500300), (160, 400240), (200, 320192), (256, 250150), (320, 200120), (400, 160096), (512, 125075), (640, 100060), (800, 80048), (1280, 50030), (1600, 40024), (2560, 25015), (3200, 20012), (5003, 12800), (6400, 10006)]