130288640

素因数分解:

$2^{10}\times 5^1\times {\mathrm{25447}}^1$

素因数の和:25472

約数の個数: 44

約数和(自身を含む): 312552336

約数和(自身を除く): 182263696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 25447, 50894, 101788, 127235, 203576, 254470, 407152, 508940, 814304, 1017880, 1628608, 2035760, 3257216, 4071520, 6514432, 8143040, 13028864, 16286080, 26057728, 32572160, 65144320, 130288640]

約数ペア:

[(1, 130288640), (2, 65144320), (4, 32572160), (5, 26057728), (8, 16286080), (10, 13028864), (16, 8143040), (20, 6514432), (32, 4071520), (40, 3257216), (64, 2035760), (80, 1628608), (128, 1017880), (160, 814304), (256, 508940), (320, 407152), (512, 254470), (640, 203576), (1024, 127235), (1280, 101788), (2560, 50894), (5120, 25447)]