155309728

素因数分解:

$2^5\times 7^1\times {\mathrm{787}}^1\times {\mathrm{881}}^1$

素因数の和:1685

約数の個数: 48

約数和(自身を含む): 350288064

約数和(自身を除く): 194978336

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 787, 881, 1574, 1762, 3148, 3524, 5509, 6167, 6296, 7048, 11018, 12334, 12592, 14096, 22036, 24668, 25184, 28192, 44072, 49336, 88144, 98672, 176288, 197344, 693347, 1386694, 2773388, 4853429, 5546776, 9706858, 11093552, 19413716, 22187104, 38827432, 77654864, 155309728]

約数ペア:

[(1, 155309728), (2, 77654864), (4, 38827432), (7, 22187104), (8, 19413716), (14, 11093552), (16, 9706858), (28, 5546776), (32, 4853429), (56, 2773388), (112, 1386694), (224, 693347), (787, 197344), (881, 176288), (1574, 98672), (1762, 88144), (3148, 49336), (3524, 44072), (5509, 28192), (6167, 25184), (6296, 24668), (7048, 22036), (11018, 14096), (12334, 12592)]