42780550

素因数分解:

$2^1\times 5^2\times {\mathrm{439}}^1\times {\mathrm{1949}}^1$

素因数の和:2400

約数の個数: 24

約数和(自身を含む): 79794000

約数和(自身を除く): 37013450

約数列:

[1, 2, 5, 10, 25, 50, 439, 878, 1949, 2195, 3898, 4390, 9745, 10975, 19490, 21950, 48725, 97450, 855611, 1711222, 4278055, 8556110, 21390275, 42780550]

約数ペア:

[(1, 42780550), (2, 21390275), (5, 8556110), (10, 4278055), (25, 1711222), (50, 855611), (439, 97450), (878, 48725), (1949, 21950), (2195, 19490), (3898, 10975), (4390, 9745)]