81741824

素因数分解:

$2^{11}\times {\mathrm{167}}^1\times {\mathrm{239}}^1$

素因数の和:428

約数の個数: 48

約数和(自身を含む): 165110400

約数和(自身を除く): 83368576

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 167, 239, 256, 334, 478, 512, 668, 956, 1024, 1336, 1912, 2048, 2672, 3824, 5344, 7648, 10688, 15296, 21376, 30592, 39913, 42752, 61184, 79826, 85504, 122368, 159652, 171008, 244736, 319304, 342016, 489472, 638608, 1277216, 2554432, 5108864, 10217728, 20435456, 40870912, 81741824]

約数ペア:

[(1, 81741824), (2, 40870912), (4, 20435456), (8, 10217728), (16, 5108864), (32, 2554432), (64, 1277216), (128, 638608), (167, 489472), (239, 342016), (256, 319304), (334, 244736), (478, 171008), (512, 159652), (668, 122368), (956, 85504), (1024, 79826), (1336, 61184), (1912, 42752), (2048, 39913), (2672, 30592), (3824, 21376), (5344, 15296), (7648, 10688)]