71379424

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{353}}^1$

素因数の和:523

約数の個数: 48

約数和(自身を含む): 144516960

約数和(自身を除く): 73137536

約数列:

[1, 2, 4, 8, 16, 32, 71, 89, 142, 178, 284, 353, 356, 568, 706, 712, 1136, 1412, 1424, 2272, 2824, 2848, 5648, 6319, 11296, 12638, 25063, 25276, 31417, 50126, 50552, 62834, 100252, 101104, 125668, 200504, 202208, 251336, 401008, 502672, 802016, 1005344, 2230607, 4461214, 8922428, 17844856, 35689712, 71379424]

約数ペア:

[(1, 71379424), (2, 35689712), (4, 17844856), (8, 8922428), (16, 4461214), (32, 2230607), (71, 1005344), (89, 802016), (142, 502672), (178, 401008), (284, 251336), (353, 202208), (356, 200504), (568, 125668), (706, 101104), (712, 100252), (1136, 62834), (1412, 50552), (1424, 50126), (2272, 31417), (2824, 25276), (2848, 25063), (5648, 12638), (6319, 11296)]