31207520

素因数分解:

$2^5\times 5^1\times {\mathrm{195047}}^1$

素因数の和:195062

約数の個数: 24

約数和(自身を含む): 73728144

約数和(自身を除く): 42520624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 195047, 390094, 780188, 975235, 1560376, 1950470, 3120752, 3900940, 6241504, 7801880, 15603760, 31207520]

約数ペア:

[(1, 31207520), (2, 15603760), (4, 7801880), (5, 6241504), (8, 3900940), (10, 3120752), (16, 1950470), (20, 1560376), (32, 975235), (40, 780188), (80, 390094), (160, 195047)]