8238294295

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{421}}^1$

素因数の和:641

約数の個数: 96

約数和(自身を含む): 12906029376

約数和(自身を除く): 4667735081

約数列:

[1, 5, 7, 11, 35, 49, 53, 55, 77, 137, 245, 265, 371, 385, 421, 539, 583, 685, 959, 1507, 1855, 2105, 2597, 2695, 2915, 2947, 4081, 4631, 4795, 6713, 7261, 7535, 10549, 12985, 14735, 20405, 20629, 22313, 23155, 28567, 32417, 33565, 36305, 50827, 52745, 57677, 73843, 79871, 103145, 111565, 142835, 156191, 162085, 226919, 245443, 254135, 288385, 355789, 369215, 399355, 403739, 559097, 634447, 780955, 1093337, 1134595, 1227215, 1718101, 1778945, 2018695, 2795485, 2826173, 3056881, 3172235, 3913679, 4441129, 5466685, 8590505, 12026707, 14130865, 15284405, 19568395, 21398167, 22205645, 31087903, 33625691, 60133535, 106990835, 149787169, 155439515, 168128455, 235379837, 748935845, 1176899185, 1647658859, 8238294295]

約数ペア:

[(1, 8238294295), (5, 1647658859), (7, 1176899185), (11, 748935845), (35, 235379837), (49, 168128455), (53, 155439515), (55, 149787169), (77, 106990835), (137, 60133535), (245, 33625691), (265, 31087903), (371, 22205645), (385, 21398167), (421, 19568395), (539, 15284405), (583, 14130865), (685, 12026707), (959, 8590505), (1507, 5466685), (1855, 4441129), (2105, 3913679), (2597, 3172235), (2695, 3056881), (2915, 2826173), (2947, 2795485), (4081, 2018695), (4631, 1778945), (4795, 1718101), (6713, 1227215), (7261, 1134595), (7535, 1093337), (10549, 780955), (12985, 634447), (14735, 559097), (20405, 403739), (20629, 399355), (22313, 369215), (23155, 355789), (28567, 288385), (32417, 254135), (33565, 245443), (36305, 226919), (50827, 162085), (52745, 156191), (57677, 142835), (73843, 111565), (79871, 103145)]