12780256

素因数分解:

$2^5\times {\mathrm{73}}^1\times {\mathrm{5471}}^1$

素因数の和:5554

約数の個数: 24

約数和(自身を含む): 25510464

約数和(自身を除く): 12730208

約数列:

[1, 2, 4, 8, 16, 32, 73, 146, 292, 584, 1168, 2336, 5471, 10942, 21884, 43768, 87536, 175072, 399383, 798766, 1597532, 3195064, 6390128, 12780256]

約数ペア:

[(1, 12780256), (2, 6390128), (4, 3195064), (8, 1597532), (16, 798766), (32, 399383), (73, 175072), (146, 87536), (292, 43768), (584, 21884), (1168, 10942), (2336, 5471)]