54438400

素因数分解:

$2^9\times 5^2\times {\mathrm{4253}}^1$

素因数の和:4281

約数の個数: 60

約数和(自身を含む): 134907102

約数和(自身を除く): 80468702

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, 4253, 6400, 8506, 12800, 17012, 21265, 34024, 42530, 68048, 85060, 106325, 136096, 170120, 212650, 272192, 340240, 425300, 544384, 680480, 850600, 1088768, 1360960, 1701200, 2177536, 2721920, 3402400, 5443840, 6804800, 10887680, 13609600, 27219200, 54438400]

約数ペア:

[(1, 54438400), (2, 27219200), (4, 13609600), (5, 10887680), (8, 6804800), (10, 5443840), (16, 3402400), (20, 2721920), (25, 2177536), (32, 1701200), (40, 1360960), (50, 1088768), (64, 850600), (80, 680480), (100, 544384), (128, 425300), (160, 340240), (200, 272192), (256, 212650), (320, 170120), (400, 136096), (512, 106325), (640, 85060), (800, 68048), (1280, 42530), (1600, 34024), (2560, 21265), (3200, 17012), (4253, 12800), (6400, 8506)]