263047616

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:230

約数の個数: 112

約数和(自身を含む): 587337408

約数和(自身を除く): 324289792

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 64, 71, 73, 104, 122, 142, 146, 208, 244, 284, 292, 416, 488, 568, 584, 793, 832, 923, 949, 976, 1136, 1168, 1586, 1846, 1898, 1952, 2272, 2336, 3172, 3692, 3796, 3904, 4331, 4453, 4544, 4672, 5183, 6344, 7384, 7592, 8662, 8906, 10366, 12688, 14768, 15184, 17324, 17812, 20732, 25376, 29536, 30368, 34648, 35624, 41464, 50752, 56303, 57889, 59072, 60736, 67379, 69296, 71248, 82928, 112606, 115778, 134758, 138592, 142496, 165856, 225212, 231556, 269516, 277184, 284992, 316163, 331712, 450424, 463112, 539032, 632326, 900848, 926224, 1078064, 1264652, 1801696, 1852448, 2156128, 2529304, 3603392, 3704896, 4110119, 4312256, 5058608, 8220238, 10117216, 16440476, 20234432, 32880952, 65761904, 131523808, 263047616]

約数ペア:

[(1, 263047616), (2, 131523808), (4, 65761904), (8, 32880952), (13, 20234432), (16, 16440476), (26, 10117216), (32, 8220238), (52, 5058608), (61, 4312256), (64, 4110119), (71, 3704896), (73, 3603392), (104, 2529304), (122, 2156128), (142, 1852448), (146, 1801696), (208, 1264652), (244, 1078064), (284, 926224), (292, 900848), (416, 632326), (488, 539032), (568, 463112), (584, 450424), (793, 331712), (832, 316163), (923, 284992), (949, 277184), (976, 269516), (1136, 231556), (1168, 225212), (1586, 165856), (1846, 142496), (1898, 138592), (1952, 134758), (2272, 115778), (2336, 112606), (3172, 82928), (3692, 71248), (3796, 69296), (3904, 67379), (4331, 60736), (4453, 59072), (4544, 57889), (4672, 56303), (5183, 50752), (6344, 41464), (7384, 35624), (7592, 34648), (8662, 30368), (8906, 29536), (10366, 25376), (12688, 20732), (14768, 17812), (15184, 17324)]