20544325

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{659}}^1$

素因数の和:741

約数の個数: 24

約数和(自身を含む): 27007200

約数和(自身を除く): 6462875

約数列:

[1, 5, 25, 29, 43, 145, 215, 659, 725, 1075, 1247, 3295, 6235, 16475, 19111, 28337, 31175, 95555, 141685, 477775, 708425, 821773, 4108865, 20544325]

約数ペア:

[(1, 20544325), (5, 4108865), (25, 821773), (29, 708425), (43, 477775), (145, 141685), (215, 95555), (659, 31175), (725, 28337), (1075, 19111), (1247, 16475), (3295, 6235)]