12505751785

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{1487}}^1\times {\mathrm{18899}}^1$

素因数の和:20480

約数の個数: 16

約数和(自身を含む): 15186528000

約数和(自身を除く): 2680776215

約数列:

[1, 5, 89, 445, 1487, 7435, 18899, 94495, 132343, 661715, 1682011, 8410055, 28102813, 140514065, 2501150357, 12505751785]

約数ペア:

[(1, 12505751785), (5, 2501150357), (89, 140514065), (445, 28102813), (1487, 8410055), (7435, 1682011), (18899, 661715), (94495, 132343)]