2009015875

素因数分解:

$5^3\times {\mathrm{647}}^1\times {\mathrm{24841}}^1$

素因数の和:25503

約数の個数: 16

約数和(自身を含む): 2511228096

約数和(自身を除く): 502212221

約数列:

[1, 5, 25, 125, 647, 3235, 16175, 24841, 80875, 124205, 621025, 3105125, 16072127, 80360635, 401803175, 2009015875]

約数ペア:

[(1, 2009015875), (5, 401803175), (25, 80360635), (125, 16072127), (647, 3105125), (3235, 621025), (16175, 124205), (24841, 80875)]