81297536

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{37361}}^1$

素因数の和:37392

約数の個数: 32

約数和(自身を含む): 171491580

約数和(自身を除く): 90194044

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 2176, 37361, 74722, 149444, 298888, 597776, 635137, 1195552, 1270274, 2391104, 2540548, 4782208, 5081096, 10162192, 20324384, 40648768, 81297536]

約数ペア:

[(1, 81297536), (2, 40648768), (4, 20324384), (8, 10162192), (16, 5081096), (17, 4782208), (32, 2540548), (34, 2391104), (64, 1270274), (68, 1195552), (128, 635137), (136, 597776), (272, 298888), (544, 149444), (1088, 74722), (2176, 37361)]