8394393488

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{419}}^1\times {\mathrm{1579}}^1$

素因数の和:2080

約数の個数: 80

約数和(自身を含む): 17856148800

約数和(自身を除く): 9461755312

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 104, 122, 208, 244, 419, 488, 793, 838, 976, 1579, 1586, 1676, 3158, 3172, 3352, 5447, 6316, 6344, 6704, 10894, 12632, 12688, 20527, 21788, 25264, 25559, 41054, 43576, 51118, 82108, 87152, 96319, 102236, 164216, 192638, 204472, 328432, 332267, 385276, 408944, 661601, 664534, 770552, 1252147, 1323202, 1329068, 1541104, 2504294, 2646404, 2658136, 5008588, 5292808, 5316272, 8600813, 10017176, 10585616, 17201626, 20034352, 34403252, 40357661, 68806504, 80715322, 137613008, 161430644, 322861288, 524649593, 645722576, 1049299186, 2098598372, 4197196744, 8394393488]

約数ペア:

[(1, 8394393488), (2, 4197196744), (4, 2098598372), (8, 1049299186), (13, 645722576), (16, 524649593), (26, 322861288), (52, 161430644), (61, 137613008), (104, 80715322), (122, 68806504), (208, 40357661), (244, 34403252), (419, 20034352), (488, 17201626), (793, 10585616), (838, 10017176), (976, 8600813), (1579, 5316272), (1586, 5292808), (1676, 5008588), (3158, 2658136), (3172, 2646404), (3352, 2504294), (5447, 1541104), (6316, 1329068), (6344, 1323202), (6704, 1252147), (10894, 770552), (12632, 664534), (12688, 661601), (20527, 408944), (21788, 385276), (25264, 332267), (25559, 328432), (41054, 204472), (43576, 192638), (51118, 164216), (82108, 102236), (87152, 96319)]