2650348520

素因数分解:

$2^3\times 5^1\times {\mathrm{66258713}}^1$

素因数の和:66258724

約数の個数: 16

約数和(自身を含む): 5963284260

約数和(自身を除く): 3312935740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 66258713, 132517426, 265034852, 331293565, 530069704, 662587130, 1325174260, 2650348520]

約数ペア:

[(1, 2650348520), (2, 1325174260), (4, 662587130), (5, 530069704), (8, 331293565), (10, 265034852), (20, 132517426), (40, 66258713)]