25878323456

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{197}}^1\times {\mathrm{239}}^1$

素因数の和:584

約数の個数: 144

約数和(自身を含む): 55364601600

約数和(自身を除く): 29486278144

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 113, 128, 152, 197, 226, 239, 256, 304, 394, 452, 478, 608, 788, 904, 956, 1216, 1576, 1808, 1912, 2147, 2432, 3152, 3616, 3743, 3824, 4294, 4541, 4864, 6304, 7232, 7486, 7648, 8588, 9082, 12608, 14464, 14972, 15296, 17176, 18164, 22261, 25216, 27007, 28928, 29944, 30592, 34352, 36328, 44522, 47083, 50432, 54014, 59888, 61184, 68704, 72656, 89044, 94166, 108028, 119776, 137408, 145312, 178088, 188332, 216056, 239552, 274816, 290624, 356176, 376664, 422959, 432112, 479104, 513133, 549632, 581248, 712352, 753328, 845918, 864224, 894577, 958208, 1026266, 1162496, 1424704, 1506656, 1691836, 1728448, 1789154, 2052532, 2849408, 3013312, 3383672, 3456896, 3578308, 4105064, 5320379, 5698816, 6026624, 6767344, 6913792, 7156616, 8210128, 10640758, 12053248, 13534688, 14313232, 16420256, 21281516, 27069376, 28626464, 32840512, 42563032, 54138752, 57252928, 65681024, 85126064, 101087201, 108277504, 114505856, 131362048, 170252128, 202174402, 229011712, 340504256, 404348804, 681008512, 808697608, 1362017024, 1617395216, 3234790432, 6469580864, 12939161728, 25878323456]

約数ペア:

[(1, 25878323456), (2, 12939161728), (4, 6469580864), (8, 3234790432), (16, 1617395216), (19, 1362017024), (32, 808697608), (38, 681008512), (64, 404348804), (76, 340504256), (113, 229011712), (128, 202174402), (152, 170252128), (197, 131362048), (226, 114505856), (239, 108277504), (256, 101087201), (304, 85126064), (394, 65681024), (452, 57252928), (478, 54138752), (608, 42563032), (788, 32840512), (904, 28626464), (956, 27069376), (1216, 21281516), (1576, 16420256), (1808, 14313232), (1912, 13534688), (2147, 12053248), (2432, 10640758), (3152, 8210128), (3616, 7156616), (3743, 6913792), (3824, 6767344), (4294, 6026624), (4541, 5698816), (4864, 5320379), (6304, 4105064), (7232, 3578308), (7486, 3456896), (7648, 3383672), (8588, 3013312), (9082, 2849408), (12608, 2052532), (14464, 1789154), (14972, 1728448), (15296, 1691836), (17176, 1506656), (18164, 1424704), (22261, 1162496), (25216, 1026266), (27007, 958208), (28928, 894577), (29944, 864224), (30592, 845918), (34352, 753328), (36328, 712352), (44522, 581248), (47083, 549632), (50432, 513133), (54014, 479104), (59888, 432112), (61184, 422959), (68704, 376664), (72656, 356176), (89044, 290624), (94166, 274816), (108028, 239552), (119776, 216056), (137408, 188332), (145312, 178088)]