81484672

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{37447}}^1$

素因数の和:37478

約数の個数: 32

約数和(自身を含む): 171886320

約数和(自身を除く): 90401648

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 2176, 37447, 74894, 149788, 299576, 599152, 636599, 1198304, 1273198, 2396608, 2546396, 4793216, 5092792, 10185584, 20371168, 40742336, 81484672]

約数ペア:

[(1, 81484672), (2, 40742336), (4, 20371168), (8, 10185584), (16, 5092792), (17, 4793216), (32, 2546396), (34, 2396608), (64, 1273198), (68, 1198304), (128, 636599), (136, 599152), (272, 299576), (544, 149788), (1088, 74894), (2176, 37447)]