12555100

素因数分解:

$2^2\times 5^2\times {\mathrm{125551}}^1$

素因数の和:125565

約数の個数: 18

約数和(自身を含む): 27244784

約数和(自身を除く): 14689684

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125551, 251102, 502204, 627755, 1255510, 2511020, 3138775, 6277550, 12555100]

約数ペア:

[(1, 12555100), (2, 6277550), (4, 3138775), (5, 2511020), (10, 1255510), (20, 627755), (25, 502204), (50, 251102), (100, 125551)]