81788768

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1$

素因数の和:280

約数の個数: 96

約数和(自身を含む): 184796640

約数和(自身を除く): 103007872

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 41, 68, 76, 82, 136, 152, 164, 193, 272, 304, 323, 328, 386, 544, 608, 646, 656, 697, 772, 779, 1292, 1312, 1394, 1544, 1558, 2584, 2788, 3088, 3116, 3281, 3667, 5168, 5576, 6176, 6232, 6562, 7334, 7913, 10336, 11152, 12464, 13124, 13243, 14668, 15826, 22304, 24928, 26248, 26486, 29336, 31652, 52496, 52972, 58672, 62339, 63304, 104992, 105944, 117344, 124678, 126608, 134521, 150347, 211888, 249356, 253216, 269042, 300694, 423776, 498712, 538084, 601388, 997424, 1076168, 1202776, 1994848, 2152336, 2405552, 2555899, 4304672, 4811104, 5111798, 10223596, 20447192, 40894384, 81788768]

約数ペア:

[(1, 81788768), (2, 40894384), (4, 20447192), (8, 10223596), (16, 5111798), (17, 4811104), (19, 4304672), (32, 2555899), (34, 2405552), (38, 2152336), (41, 1994848), (68, 1202776), (76, 1076168), (82, 997424), (136, 601388), (152, 538084), (164, 498712), (193, 423776), (272, 300694), (304, 269042), (323, 253216), (328, 249356), (386, 211888), (544, 150347), (608, 134521), (646, 126608), (656, 124678), (697, 117344), (772, 105944), (779, 104992), (1292, 63304), (1312, 62339), (1394, 58672), (1544, 52972), (1558, 52496), (2584, 31652), (2788, 29336), (3088, 26486), (3116, 26248), (3281, 24928), (3667, 22304), (5168, 15826), (5576, 14668), (6176, 13243), (6232, 13124), (6562, 12464), (7334, 11152), (7913, 10336)]