25402052

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{709}}^1$

素因数の和:792

約数の個数: 36

約数和(自身を含む): 49113540

約数和(自身を除く): 23711488

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 169, 212, 338, 676, 689, 709, 1378, 1418, 2756, 2836, 8957, 9217, 17914, 18434, 35828, 36868, 37577, 75154, 119821, 150308, 239642, 479284, 488501, 977002, 1954004, 6350513, 12701026, 25402052]

約数ペア:

[(1, 25402052), (2, 12701026), (4, 6350513), (13, 1954004), (26, 977002), (52, 488501), (53, 479284), (106, 239642), (169, 150308), (212, 119821), (338, 75154), (676, 37577), (689, 36868), (709, 35828), (1378, 18434), (1418, 17914), (2756, 9217), (2836, 8957)]