290041856

素因数分解:

$2^{12}\times {\mathrm{13}}^2\times {\mathrm{419}}^1$

素因数の和:469

約数の個数: 78

約数和(自身を含む): 629560260

約数和(自身を除く): 339518404

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 169, 208, 256, 338, 416, 419, 512, 676, 832, 838, 1024, 1352, 1664, 1676, 2048, 2704, 3328, 3352, 4096, 5408, 5447, 6656, 6704, 10816, 10894, 13312, 13408, 21632, 21788, 26624, 26816, 43264, 43576, 53248, 53632, 70811, 86528, 87152, 107264, 141622, 173056, 174304, 214528, 283244, 346112, 348608, 429056, 566488, 692224, 697216, 858112, 1132976, 1394432, 1716224, 2265952, 2788864, 4531904, 5577728, 9063808, 11155456, 18127616, 22310912, 36255232, 72510464, 145020928, 290041856]

約数ペア:

[(1, 290041856), (2, 145020928), (4, 72510464), (8, 36255232), (13, 22310912), (16, 18127616), (26, 11155456), (32, 9063808), (52, 5577728), (64, 4531904), (104, 2788864), (128, 2265952), (169, 1716224), (208, 1394432), (256, 1132976), (338, 858112), (416, 697216), (419, 692224), (512, 566488), (676, 429056), (832, 348608), (838, 346112), (1024, 283244), (1352, 214528), (1664, 174304), (1676, 173056), (2048, 141622), (2704, 107264), (3328, 87152), (3352, 86528), (4096, 70811), (5408, 53632), (5447, 53248), (6656, 43576), (6704, 43264), (10816, 26816), (10894, 26624), (13312, 21788), (13408, 21632)]