2017639775

素因数分解:

$5^2\times {\mathrm{53}}^1\times {\mathrm{1231}}^1\times {\mathrm{1237}}^1$

素因数の和:2531

約数の個数: 24

約数和(自身を含む): 2553211584

約数和(自身を除く): 535571809

約数列:

[1, 5, 25, 53, 265, 1231, 1237, 1325, 6155, 6185, 30775, 30925, 65243, 65561, 326215, 327805, 1522747, 1631075, 1639025, 7613735, 38068675, 80705591, 403527955, 2017639775]

約数ペア:

[(1, 2017639775), (5, 403527955), (25, 80705591), (53, 38068675), (265, 7613735), (1231, 1639025), (1237, 1631075), (1325, 1522747), (6155, 327805), (6185, 326215), (30775, 65561), (30925, 65243)]