489301250

素因数分解:

$2^1\times 5^4\times {\mathrm{391441}}^1$

素因数の和:391463

約数の個数: 20

約数和(自身を含む): 917148606

約数和(自身を除く): 427847356

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1250, 391441, 782882, 1957205, 3914410, 9786025, 19572050, 48930125, 97860250, 244650625, 489301250]

約数ペア:

[(1, 489301250), (2, 244650625), (5, 97860250), (10, 48930125), (25, 19572050), (50, 9786025), (125, 3914410), (250, 1957205), (625, 782882), (1250, 391441)]