128228128

素因数分解:

$2^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{24889}}^1$

素因数の和:24929

約数の個数: 48

約数和(自身を含む): 301069440

約数和(自身を除く): 172841312

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 92, 112, 161, 184, 224, 322, 368, 644, 736, 1288, 2576, 5152, 24889, 49778, 99556, 174223, 199112, 348446, 398224, 572447, 696892, 796448, 1144894, 1393784, 2289788, 2787568, 4007129, 4579576, 5575136, 8014258, 9159152, 16028516, 18318304, 32057032, 64114064, 128228128]

約数ペア:

[(1, 128228128), (2, 64114064), (4, 32057032), (7, 18318304), (8, 16028516), (14, 9159152), (16, 8014258), (23, 5575136), (28, 4579576), (32, 4007129), (46, 2787568), (56, 2289788), (92, 1393784), (112, 1144894), (161, 796448), (184, 696892), (224, 572447), (322, 398224), (368, 348446), (644, 199112), (736, 174223), (1288, 99556), (2576, 49778), (5152, 24889)]