78889216

素因数分解:

$2^8\times 7^2\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:380

約数の個数: 108

約数和(自身を含む): 193403280

約数和(自身を除く): 114514064

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 49, 56, 64, 76, 98, 112, 128, 133, 152, 196, 224, 256, 266, 304, 331, 392, 448, 532, 608, 662, 784, 896, 931, 1064, 1216, 1324, 1568, 1792, 1862, 2128, 2317, 2432, 2648, 3136, 3724, 4256, 4634, 4864, 5296, 6272, 6289, 7448, 8512, 9268, 10592, 12544, 12578, 14896, 16219, 17024, 18536, 21184, 25156, 29792, 32438, 34048, 37072, 42368, 44023, 50312, 59584, 64876, 74144, 84736, 88046, 100624, 119168, 129752, 148288, 176092, 201248, 238336, 259504, 296576, 308161, 352184, 402496, 519008, 593152, 616322, 704368, 804992, 1038016, 1232644, 1408736, 1609984, 2076032, 2465288, 2817472, 4152064, 4930576, 5634944, 9861152, 11269888, 19722304, 39444608, 78889216]

約数ペア:

[(1, 78889216), (2, 39444608), (4, 19722304), (7, 11269888), (8, 9861152), (14, 5634944), (16, 4930576), (19, 4152064), (28, 2817472), (32, 2465288), (38, 2076032), (49, 1609984), (56, 1408736), (64, 1232644), (76, 1038016), (98, 804992), (112, 704368), (128, 616322), (133, 593152), (152, 519008), (196, 402496), (224, 352184), (256, 308161), (266, 296576), (304, 259504), (331, 238336), (392, 201248), (448, 176092), (532, 148288), (608, 129752), (662, 119168), (784, 100624), (896, 88046), (931, 84736), (1064, 74144), (1216, 64876), (1324, 59584), (1568, 50312), (1792, 44023), (1862, 42368), (2128, 37072), (2317, 34048), (2432, 32438), (2648, 29792), (3136, 25156), (3724, 21184), (4256, 18536), (4634, 17024), (4864, 16219), (5296, 14896), (6272, 12578), (6289, 12544), (7448, 10592), (8512, 9268)]