64507736

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{1069}}^1$

素因数の和:1491

約数の個数: 32

約数和(自身を含む): 127758000

約数和(自身を除く): 63250264

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 397, 794, 1069, 1588, 2138, 3176, 4276, 7543, 8552, 15086, 20311, 30172, 40622, 60344, 81244, 162488, 424393, 848786, 1697572, 3395144, 8063467, 16126934, 32253868, 64507736]

約数ペア:

[(1, 64507736), (2, 32253868), (4, 16126934), (8, 8063467), (19, 3395144), (38, 1697572), (76, 848786), (152, 424393), (397, 162488), (794, 81244), (1069, 60344), (1588, 40622), (2138, 30172), (3176, 20311), (4276, 15086), (7543, 8552)]