1521250

素因数分解:

$2^1\times 5^4\times {\mathrm{1217}}^1$

素因数の和:1239

約数の個数: 20

約数和(自身を含む): 2853774

約数和(自身を除く): 1332524

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1217, 1250, 2434, 6085, 12170, 30425, 60850, 152125, 304250, 760625, 1521250]

約数ペア:

[(1, 1521250), (2, 760625), (5, 304250), (10, 152125), (25, 60850), (50, 30425), (125, 12170), (250, 6085), (625, 2434), (1217, 1250)]