85781745

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{193}}^1$

素因数の和:311

約数の個数: 96

約数和(自身を含む): 183036672

約数和(自身を除く): 97254927

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 51, 63, 83, 85, 105, 119, 153, 193, 249, 255, 315, 357, 415, 579, 581, 595, 747, 765, 965, 1071, 1245, 1351, 1411, 1737, 1743, 1785, 2895, 2905, 3281, 3735, 4053, 4233, 5229, 5355, 6755, 7055, 8685, 8715, 9843, 9877, 12159, 12699, 16019, 16405, 20265, 21165, 22967, 26145, 29529, 29631, 48057, 49215, 49385, 60795, 63495, 68901, 80095, 88893, 112133, 114835, 144171, 147645, 148155, 206703, 240285, 272323, 336399, 344505, 444465, 560665, 720855, 816969, 1009197, 1033515, 1361615, 1681995, 1906261, 2450907, 4084845, 5045985, 5718783, 9531305, 12254535, 17156349, 28593915, 85781745]

約数ペア:

[(1, 85781745), (3, 28593915), (5, 17156349), (7, 12254535), (9, 9531305), (15, 5718783), (17, 5045985), (21, 4084845), (35, 2450907), (45, 1906261), (51, 1681995), (63, 1361615), (83, 1033515), (85, 1009197), (105, 816969), (119, 720855), (153, 560665), (193, 444465), (249, 344505), (255, 336399), (315, 272323), (357, 240285), (415, 206703), (579, 148155), (581, 147645), (595, 144171), (747, 114835), (765, 112133), (965, 88893), (1071, 80095), (1245, 68901), (1351, 63495), (1411, 60795), (1737, 49385), (1743, 49215), (1785, 48057), (2895, 29631), (2905, 29529), (3281, 26145), (3735, 22967), (4053, 21165), (4233, 20265), (5229, 16405), (5355, 16019), (6755, 12699), (7055, 12159), (8685, 9877), (8715, 9843)]