488421250

素因数分解:

$2^1\times 5^4\times {\mathrm{390737}}^1$

素因数の和:390759

約数の個数: 20

約数和(自身を含む): 915499134

約数和(自身を除く): 427077884

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1250, 390737, 781474, 1953685, 3907370, 9768425, 19536850, 48842125, 97684250, 244210625, 488421250]

約数ペア:

[(1, 488421250), (2, 244210625), (5, 97684250), (10, 48842125), (25, 19536850), (50, 9768425), (125, 3907370), (250, 1953685), (625, 781474), (1250, 390737)]