9801250

素因数分解:

$2^1\times 5^4\times {\mathrm{7841}}^1$

素因数の和:7863

約数の個数: 20

約数和(自身を含む): 18373806

約数和(自身を除く): 8572556

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1250, 7841, 15682, 39205, 78410, 196025, 392050, 980125, 1960250, 4900625, 9801250]

約数ペア:

[(1, 9801250), (2, 4900625), (5, 1960250), (10, 980125), (25, 392050), (50, 196025), (125, 78410), (250, 39205), (625, 15682), (1250, 7841)]