778865152

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{117017}}^1$

素因数の和:117048

約数の個数: 40

約数和(自身を含む): 1675931796

約数和(自身を除く): 897066644

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1664, 3328, 6656, 117017, 234034, 468068, 936136, 1521221, 1872272, 3042442, 3744544, 6084884, 7489088, 12169768, 14978176, 24339536, 29956352, 48679072, 59912704, 97358144, 194716288, 389432576, 778865152]

約数ペア:

[(1, 778865152), (2, 389432576), (4, 194716288), (8, 97358144), (13, 59912704), (16, 48679072), (26, 29956352), (32, 24339536), (52, 14978176), (64, 12169768), (104, 7489088), (128, 6084884), (208, 3744544), (256, 3042442), (416, 1872272), (512, 1521221), (832, 936136), (1664, 468068), (3328, 234034), (6656, 117017)]