81706688

素因数分解:

$2^6\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{331}}^1$

素因数の和:398

約数の個数: 112

約数和(自身を含む): 202387200

約数和(自身を除く): 120680512

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 29, 32, 38, 56, 58, 64, 76, 112, 116, 133, 152, 203, 224, 232, 266, 304, 331, 406, 448, 464, 532, 551, 608, 662, 812, 928, 1064, 1102, 1216, 1324, 1624, 1856, 2128, 2204, 2317, 2648, 3248, 3857, 4256, 4408, 4634, 5296, 6289, 6496, 7714, 8512, 8816, 9268, 9599, 10592, 12578, 12992, 15428, 17632, 18536, 19198, 21184, 25156, 30856, 35264, 37072, 38396, 44023, 50312, 61712, 67193, 74144, 76792, 88046, 100624, 123424, 134386, 148288, 153584, 176092, 182381, 201248, 246848, 268772, 307168, 352184, 364762, 402496, 537544, 614336, 704368, 729524, 1075088, 1276667, 1408736, 1459048, 2150176, 2553334, 2817472, 2918096, 4300352, 5106668, 5836192, 10213336, 11672384, 20426672, 40853344, 81706688]

約数ペア:

[(1, 81706688), (2, 40853344), (4, 20426672), (7, 11672384), (8, 10213336), (14, 5836192), (16, 5106668), (19, 4300352), (28, 2918096), (29, 2817472), (32, 2553334), (38, 2150176), (56, 1459048), (58, 1408736), (64, 1276667), (76, 1075088), (112, 729524), (116, 704368), (133, 614336), (152, 537544), (203, 402496), (224, 364762), (232, 352184), (266, 307168), (304, 268772), (331, 246848), (406, 201248), (448, 182381), (464, 176092), (532, 153584), (551, 148288), (608, 134386), (662, 123424), (812, 100624), (928, 88046), (1064, 76792), (1102, 74144), (1216, 67193), (1324, 61712), (1624, 50312), (1856, 44023), (2128, 38396), (2204, 37072), (2317, 35264), (2648, 30856), (3248, 25156), (3857, 21184), (4256, 19198), (4408, 18536), (4634, 17632), (5296, 15428), (6289, 12992), (6496, 12578), (7714, 10592), (8512, 9599), (8816, 9268)]