25545728

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1$

素因数の和:153

約数の個数: 88

約数和(自身を含む): 58462320

約数和(自身を除く): 32916592

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 101, 104, 128, 152, 202, 208, 247, 256, 304, 404, 416, 494, 512, 608, 808, 832, 988, 1024, 1216, 1313, 1616, 1664, 1919, 1976, 2432, 2626, 3232, 3328, 3838, 3952, 4864, 5252, 6464, 6656, 7676, 7904, 9728, 10504, 12928, 13312, 15352, 15808, 19456, 21008, 24947, 25856, 30704, 31616, 42016, 49894, 51712, 61408, 63232, 84032, 99788, 103424, 122816, 126464, 168064, 199576, 245632, 252928, 336128, 399152, 491264, 672256, 798304, 982528, 1344512, 1596608, 1965056, 3193216, 6386432, 12772864, 25545728]

約数ペア:

[(1, 25545728), (2, 12772864), (4, 6386432), (8, 3193216), (13, 1965056), (16, 1596608), (19, 1344512), (26, 982528), (32, 798304), (38, 672256), (52, 491264), (64, 399152), (76, 336128), (101, 252928), (104, 245632), (128, 199576), (152, 168064), (202, 126464), (208, 122816), (247, 103424), (256, 99788), (304, 84032), (404, 63232), (416, 61408), (494, 51712), (512, 49894), (608, 42016), (808, 31616), (832, 30704), (988, 25856), (1024, 24947), (1216, 21008), (1313, 19456), (1616, 15808), (1664, 15352), (1919, 13312), (1976, 12928), (2432, 10504), (2626, 9728), (3232, 7904), (3328, 7676), (3838, 6656), (3952, 6464), (4864, 5252)]