64805128

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:242

約数の個数: 64

約数和(自身を含む): 131788800

約数和(自身を除く): 66983672

約数列:

[1, 2, 4, 8, 31, 43, 59, 62, 86, 103, 118, 124, 172, 206, 236, 248, 344, 412, 472, 824, 1333, 1829, 2537, 2666, 3193, 3658, 4429, 5074, 5332, 6077, 6386, 7316, 8858, 10148, 10664, 12154, 12772, 14632, 17716, 20296, 24308, 25544, 35432, 48616, 78647, 137299, 157294, 188387, 261311, 274598, 314588, 376774, 522622, 549196, 629176, 753548, 1045244, 1098392, 1507096, 2090488, 8100641, 16201282, 32402564, 64805128]

約数ペア:

[(1, 64805128), (2, 32402564), (4, 16201282), (8, 8100641), (31, 2090488), (43, 1507096), (59, 1098392), (62, 1045244), (86, 753548), (103, 629176), (118, 549196), (124, 522622), (172, 376774), (206, 314588), (236, 274598), (248, 261311), (344, 188387), (412, 157294), (472, 137299), (824, 78647), (1333, 48616), (1829, 35432), (2537, 25544), (2666, 24308), (3193, 20296), (3658, 17716), (4429, 14632), (5074, 12772), (5332, 12154), (6077, 10664), (6386, 10148), (7316, 8858)]