719938048

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{677}}^1$

素因数の和:793

約数の個数: 80

約数和(自身を含む): 1509260544

約数和(自身を除く): 789322496

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 67, 124, 128, 134, 248, 256, 268, 496, 512, 536, 677, 992, 1072, 1354, 1984, 2077, 2144, 2708, 3968, 4154, 4288, 5416, 7936, 8308, 8576, 10832, 15872, 16616, 17152, 20987, 21664, 33232, 34304, 41974, 43328, 45359, 66464, 83948, 86656, 90718, 132928, 167896, 173312, 181436, 265856, 335792, 346624, 362872, 531712, 671584, 725744, 1063424, 1343168, 1406129, 1451488, 2686336, 2812258, 2902976, 5372672, 5624516, 5805952, 10745344, 11249032, 11611904, 22498064, 23223808, 44996128, 89992256, 179984512, 359969024, 719938048]

約数ペア:

[(1, 719938048), (2, 359969024), (4, 179984512), (8, 89992256), (16, 44996128), (31, 23223808), (32, 22498064), (62, 11611904), (64, 11249032), (67, 10745344), (124, 5805952), (128, 5624516), (134, 5372672), (248, 2902976), (256, 2812258), (268, 2686336), (496, 1451488), (512, 1406129), (536, 1343168), (677, 1063424), (992, 725744), (1072, 671584), (1354, 531712), (1984, 362872), (2077, 346624), (2144, 335792), (2708, 265856), (3968, 181436), (4154, 173312), (4288, 167896), (5416, 132928), (7936, 90718), (8308, 86656), (8576, 83948), (10832, 66464), (15872, 45359), (16616, 43328), (17152, 41974), (20987, 34304), (21664, 33232)]