129306368

素因数分解:

$2^8\times {\mathrm{23}}^1\times {\mathrm{21961}}^1$

素因数の和:22000

約数の個数: 36

約数和(自身を含む): 269341968

約数和(自身を除く): 140035600

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 256, 368, 736, 1472, 2944, 5888, 21961, 43922, 87844, 175688, 351376, 505103, 702752, 1010206, 1405504, 2020412, 2811008, 4040824, 5622016, 8081648, 16163296, 32326592, 64653184, 129306368]

約数ペア:

[(1, 129306368), (2, 64653184), (4, 32326592), (8, 16163296), (16, 8081648), (23, 5622016), (32, 4040824), (46, 2811008), (64, 2020412), (92, 1405504), (128, 1010206), (184, 702752), (256, 505103), (368, 351376), (736, 175688), (1472, 87844), (2944, 43922), (5888, 21961)]