421844225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{281}}^1$

素因数の和:458

約数の個数: 48

約数和(自身を含む): 589140864

約数和(自身を除く): 167296639

約数列:

[1, 5, 11, 25, 53, 55, 103, 265, 275, 281, 515, 583, 1133, 1325, 1405, 2575, 2915, 3091, 5459, 5665, 7025, 14575, 14893, 15455, 27295, 28325, 28943, 60049, 74465, 77275, 136475, 144715, 163823, 300245, 318373, 372325, 723575, 819115, 1501225, 1533979, 1591865, 4095575, 7669895, 7959325, 16873769, 38349475, 84368845, 421844225]

約数ペア:

[(1, 421844225), (5, 84368845), (11, 38349475), (25, 16873769), (53, 7959325), (55, 7669895), (103, 4095575), (265, 1591865), (275, 1533979), (281, 1501225), (515, 819115), (583, 723575), (1133, 372325), (1325, 318373), (1405, 300245), (2575, 163823), (2915, 144715), (3091, 136475), (5459, 77275), (5665, 74465), (7025, 60049), (14575, 28943), (14893, 28325), (15455, 27295)]