78925120

素因数分解:

$2^6\times 5^1\times {\mathrm{246641}}^1$

素因数の和:246658

約数の個数: 28

約数和(自身を含む): 187941204

約数和(自身を除く): 109016084

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 246641, 493282, 986564, 1233205, 1973128, 2466410, 3946256, 4932820, 7892512, 9865640, 15785024, 19731280, 39462560, 78925120]

約数ペア:

[(1, 78925120), (2, 39462560), (4, 19731280), (5, 15785024), (8, 9865640), (10, 7892512), (16, 4932820), (20, 3946256), (32, 2466410), (40, 1973128), (64, 1233205), (80, 986564), (160, 493282), (320, 246641)]