257788130

素因数分解:

$2^1\times 5^1\times {\mathrm{1063}}^1\times {\mathrm{24251}}^1$

素因数の和:25321

約数の個数: 16

約数和(自身を含む): 464474304

約数和(自身を除く): 206686174

約数列:

[1, 2, 5, 10, 1063, 2126, 5315, 10630, 24251, 48502, 121255, 242510, 25778813, 51557626, 128894065, 257788130]

約数ペア:

[(1, 257788130), (2, 128894065), (5, 51557626), (10, 25778813), (1063, 242510), (2126, 121255), (5315, 48502), (10630, 24251)]