128481328

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{1193}}^1$

素因数の和:1381

約数の個数: 40

約数和(自身を含む): 255840768

約数和(自身を除く): 127359440

約数列:

[1, 2, 4, 8, 16, 53, 106, 127, 212, 254, 424, 508, 848, 1016, 1193, 2032, 2386, 4772, 6731, 9544, 13462, 19088, 26924, 53848, 63229, 107696, 126458, 151511, 252916, 303022, 505832, 606044, 1011664, 1212088, 2424176, 8030083, 16060166, 32120332, 64240664, 128481328]

約数ペア:

[(1, 128481328), (2, 64240664), (4, 32120332), (8, 16060166), (16, 8030083), (53, 2424176), (106, 1212088), (127, 1011664), (212, 606044), (254, 505832), (424, 303022), (508, 252916), (848, 151511), (1016, 126458), (1193, 107696), (2032, 63229), (2386, 53848), (4772, 26924), (6731, 19088), (9544, 13462)]