128766296

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{5231}}^1$

素因数の和:5435

約数の個数: 32

約数和(自身を含む): 257100480

約数和(自身を除く): 128334184

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 181, 362, 724, 1448, 3077, 5231, 6154, 10462, 12308, 20924, 24616, 41848, 88927, 177854, 355708, 711416, 946811, 1893622, 3787244, 7574488, 16095787, 32191574, 64383148, 128766296]

約数ペア:

[(1, 128766296), (2, 64383148), (4, 32191574), (8, 16095787), (17, 7574488), (34, 3787244), (68, 1893622), (136, 946811), (181, 711416), (362, 355708), (724, 177854), (1448, 88927), (3077, 41848), (5231, 24616), (6154, 20924), (10462, 12308)]