2080279552

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^2$

素因数の和:206

約数の個数: 132

約数和(自身を含む): 4688907328

約数和(自身を除く): 2608627776

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 71, 104, 124, 128, 142, 208, 248, 256, 284, 403, 416, 496, 512, 568, 806, 832, 923, 992, 1024, 1136, 1612, 1664, 1846, 1984, 2201, 2272, 3224, 3328, 3692, 3968, 4402, 4544, 5041, 6448, 6656, 7384, 7936, 8804, 9088, 10082, 12896, 13312, 14768, 15872, 17608, 18176, 20164, 25792, 28613, 29536, 31744, 35216, 36352, 40328, 51584, 57226, 59072, 65533, 70432, 72704, 80656, 103168, 114452, 118144, 131066, 140864, 156271, 161312, 206336, 228904, 236288, 262132, 281728, 312542, 322624, 412672, 457808, 472576, 524264, 563456, 625084, 645248, 915616, 945152, 1048528, 1126912, 1250168, 1290496, 1831232, 2031523, 2097056, 2253824, 2500336, 2580992, 3662464, 4063046, 4194112, 5000672, 5161984, 7324928, 8126092, 8388224, 10001344, 14649856, 16252184, 16776448, 20002688, 29299712, 32504368, 33552896, 40005376, 65008736, 67105792, 80010752, 130017472, 160021504, 260034944, 520069888, 1040139776, 2080279552]

約数ペア:

[(1, 2080279552), (2, 1040139776), (4, 520069888), (8, 260034944), (13, 160021504), (16, 130017472), (26, 80010752), (31, 67105792), (32, 65008736), (52, 40005376), (62, 33552896), (64, 32504368), (71, 29299712), (104, 20002688), (124, 16776448), (128, 16252184), (142, 14649856), (208, 10001344), (248, 8388224), (256, 8126092), (284, 7324928), (403, 5161984), (416, 5000672), (496, 4194112), (512, 4063046), (568, 3662464), (806, 2580992), (832, 2500336), (923, 2253824), (992, 2097056), (1024, 2031523), (1136, 1831232), (1612, 1290496), (1664, 1250168), (1846, 1126912), (1984, 1048528), (2201, 945152), (2272, 915616), (3224, 645248), (3328, 625084), (3692, 563456), (3968, 524264), (4402, 472576), (4544, 457808), (5041, 412672), (6448, 322624), (6656, 312542), (7384, 281728), (7936, 262132), (8804, 236288), (9088, 228904), (10082, 206336), (12896, 161312), (13312, 156271), (14768, 140864), (15872, 131066), (17608, 118144), (18176, 114452), (20164, 103168), (25792, 80656), (28613, 72704), (29536, 70432), (31744, 65533), (35216, 59072), (36352, 57226), (40328, 51584)]