30871250

素因数分解:

$2^1\times 5^4\times {\mathrm{24697}}^1$

素因数の和:24719

約数の個数: 20

約数和(自身を含む): 57867414

約数和(自身を除く): 26996164

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1250, 24697, 49394, 123485, 246970, 617425, 1234850, 3087125, 6174250, 15435625, 30871250]

約数ペア:

[(1, 30871250), (2, 15435625), (5, 6174250), (10, 3087125), (25, 1234850), (50, 617425), (125, 246970), (250, 123485), (625, 49394), (1250, 24697)]