259495616

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{12553}}^1$

素因数の和:12601

約数の個数: 56

約数和(自身を含む): 573968880

約数和(自身を除く): 314473264

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 64, 68, 76, 136, 152, 272, 304, 323, 544, 608, 646, 1088, 1216, 1292, 2584, 5168, 10336, 12553, 20672, 25106, 50212, 100424, 200848, 213401, 238507, 401696, 426802, 477014, 803392, 853604, 954028, 1707208, 1908056, 3414416, 3816112, 4054619, 6828832, 7632224, 8109238, 13657664, 15264448, 16218476, 32436952, 64873904, 129747808, 259495616]

約数ペア:

[(1, 259495616), (2, 129747808), (4, 64873904), (8, 32436952), (16, 16218476), (17, 15264448), (19, 13657664), (32, 8109238), (34, 7632224), (38, 6828832), (64, 4054619), (68, 3816112), (76, 3414416), (136, 1908056), (152, 1707208), (272, 954028), (304, 853604), (323, 803392), (544, 477014), (608, 426802), (646, 401696), (1088, 238507), (1216, 213401), (1292, 200848), (2584, 100424), (5168, 50212), (10336, 25106), (12553, 20672)]