181997257984

素因数分解:

$2^8\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{161611}}^1$

素因数の和:161763

約数の個数: 72

約数和(自身を含む): 374599808352

約数和(自身を除く): 192602550368

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 83, 106, 128, 166, 212, 256, 332, 424, 664, 848, 1328, 1696, 2656, 3392, 4399, 5312, 6784, 8798, 10624, 13568, 17596, 21248, 35192, 70384, 140768, 161611, 281536, 323222, 563072, 646444, 1126144, 1292888, 2585776, 5171552, 8565383, 10343104, 13413713, 17130766, 20686208, 26827426, 34261532, 41372416, 53654852, 68523064, 107309704, 137046128, 214619408, 274092256, 429238816, 548184512, 710926789, 858477632, 1096369024, 1421853578, 1716955264, 2192738048, 2843707156, 3433910528, 5687414312, 11374828624, 22749657248, 45499314496, 90998628992, 181997257984]

約数ペア:

[(1, 181997257984), (2, 90998628992), (4, 45499314496), (8, 22749657248), (16, 11374828624), (32, 5687414312), (53, 3433910528), (64, 2843707156), (83, 2192738048), (106, 1716955264), (128, 1421853578), (166, 1096369024), (212, 858477632), (256, 710926789), (332, 548184512), (424, 429238816), (664, 274092256), (848, 214619408), (1328, 137046128), (1696, 107309704), (2656, 68523064), (3392, 53654852), (4399, 41372416), (5312, 34261532), (6784, 26827426), (8798, 20686208), (10624, 17130766), (13568, 13413713), (17596, 10343104), (21248, 8565383), (35192, 5171552), (70384, 2585776), (140768, 1292888), (161611, 1126144), (281536, 646444), (323222, 563072)]