25263872

素因数分解:

$2^8\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:169

約数の個数: 72

約数和(自身を含む): 54084240

約数和(自身を除く): 28820368

約数列:

[1, 2, 4, 8, 16, 29, 32, 41, 58, 64, 82, 83, 116, 128, 164, 166, 232, 256, 328, 332, 464, 656, 664, 928, 1189, 1312, 1328, 1856, 2378, 2407, 2624, 2656, 3403, 3712, 4756, 4814, 5248, 5312, 6806, 7424, 9512, 9628, 10496, 10624, 13612, 19024, 19256, 21248, 27224, 38048, 38512, 54448, 76096, 77024, 98687, 108896, 152192, 154048, 197374, 217792, 304384, 308096, 394748, 435584, 616192, 789496, 871168, 1578992, 3157984, 6315968, 12631936, 25263872]

約数ペア:

[(1, 25263872), (2, 12631936), (4, 6315968), (8, 3157984), (16, 1578992), (29, 871168), (32, 789496), (41, 616192), (58, 435584), (64, 394748), (82, 308096), (83, 304384), (116, 217792), (128, 197374), (164, 154048), (166, 152192), (232, 108896), (256, 98687), (328, 77024), (332, 76096), (464, 54448), (656, 38512), (664, 38048), (928, 27224), (1189, 21248), (1312, 19256), (1328, 19024), (1856, 13612), (2378, 10624), (2407, 10496), (2624, 9628), (2656, 9512), (3403, 7424), (3712, 6806), (4756, 5312), (4814, 5248)]