87687680

素因数分解:

$2^9\times 5^1\times {\mathrm{34253}}^1$

素因数の和:34276

約数の個数: 40

約数和(自身を含む): 210251052

約数和(自身を除く): 122563372

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 34253, 68506, 137012, 171265, 274024, 342530, 548048, 685060, 1096096, 1370120, 2192192, 2740240, 4384384, 5480480, 8768768, 10960960, 17537536, 21921920, 43843840, 87687680]

約数ペア:

[(1, 87687680), (2, 43843840), (4, 21921920), (5, 17537536), (8, 10960960), (10, 8768768), (16, 5480480), (20, 4384384), (32, 2740240), (40, 2192192), (64, 1370120), (80, 1096096), (128, 685060), (160, 548048), (256, 342530), (320, 274024), (512, 171265), (640, 137012), (1280, 68506), (2560, 34253)]