813750016

素因数分解:

$2^8\times {\mathrm{17}}^3\times {\mathrm{647}}^1$

素因数の和:714

約数の個数: 72

約数和(自身を含む): 1728488160

約数和(自身を除く): 914738144

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 289, 544, 578, 647, 1088, 1156, 1294, 2176, 2312, 2588, 4352, 4624, 4913, 5176, 9248, 9826, 10352, 10999, 18496, 19652, 20704, 21998, 36992, 39304, 41408, 43996, 73984, 78608, 82816, 87992, 157216, 165632, 175984, 186983, 314432, 351968, 373966, 628864, 703936, 747932, 1257728, 1407872, 1495864, 2815744, 2991728, 3178711, 5983456, 6357422, 11966912, 12714844, 23933824, 25429688, 47867648, 50859376, 101718752, 203437504, 406875008, 813750016]

約数ペア:

[(1, 813750016), (2, 406875008), (4, 203437504), (8, 101718752), (16, 50859376), (17, 47867648), (32, 25429688), (34, 23933824), (64, 12714844), (68, 11966912), (128, 6357422), (136, 5983456), (256, 3178711), (272, 2991728), (289, 2815744), (544, 1495864), (578, 1407872), (647, 1257728), (1088, 747932), (1156, 703936), (1294, 628864), (2176, 373966), (2312, 351968), (2588, 314432), (4352, 186983), (4624, 175984), (4913, 165632), (5176, 157216), (9248, 87992), (9826, 82816), (10352, 78608), (10999, 73984), (18496, 43996), (19652, 41408), (20704, 39304), (21998, 36992)]