25136696

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{12721}}^1$

素因数の和:12759

約数の個数: 32

約数和(自身を含む): 53432400

約数和(自身を除く): 28295704

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 12721, 25442, 50884, 101768, 165373, 241699, 330746, 483398, 661492, 966796, 1322984, 1933592, 3142087, 6284174, 12568348, 25136696]

約数ペア:

[(1, 25136696), (2, 12568348), (4, 6284174), (8, 3142087), (13, 1933592), (19, 1322984), (26, 966796), (38, 661492), (52, 483398), (76, 330746), (104, 241699), (152, 165373), (247, 101768), (494, 50884), (988, 25442), (1976, 12721)]