81551872

素因数分解:

$2^9\times {\mathrm{149}}^1\times {\mathrm{1069}}^1$

素因数の和:1236

約数の個数: 40

約数和(自身を含む): 164191500

約数和(自身を除く): 82639628

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 149, 256, 298, 512, 596, 1069, 1192, 2138, 2384, 4276, 4768, 8552, 9536, 17104, 19072, 34208, 38144, 68416, 76288, 136832, 159281, 273664, 318562, 547328, 637124, 1274248, 2548496, 5096992, 10193984, 20387968, 40775936, 81551872]

約数ペア:

[(1, 81551872), (2, 40775936), (4, 20387968), (8, 10193984), (16, 5096992), (32, 2548496), (64, 1274248), (128, 637124), (149, 547328), (256, 318562), (298, 273664), (512, 159281), (596, 136832), (1069, 76288), (1192, 68416), (2138, 38144), (2384, 34208), (4276, 19072), (4768, 17104), (8552, 9536)]