80908576

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{21247}}^1$

素因数の和:21281

約数の個数: 48

約数和(自身を含む): 192761856

約数和(自身を除く): 111853280

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 68, 112, 119, 136, 224, 238, 272, 476, 544, 952, 1904, 3808, 21247, 42494, 84988, 148729, 169976, 297458, 339952, 361199, 594916, 679904, 722398, 1189832, 1444796, 2379664, 2528393, 2889592, 4759328, 5056786, 5779184, 10113572, 11558368, 20227144, 40454288, 80908576]

約数ペア:

[(1, 80908576), (2, 40454288), (4, 20227144), (7, 11558368), (8, 10113572), (14, 5779184), (16, 5056786), (17, 4759328), (28, 2889592), (32, 2528393), (34, 2379664), (56, 1444796), (68, 1189832), (112, 722398), (119, 679904), (136, 594916), (224, 361199), (238, 339952), (272, 297458), (476, 169976), (544, 148729), (952, 84988), (1904, 42494), (3808, 21247)]