64207816

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{197}}^1\times {\mathrm{311}}^1$

素因数の和:645

約数の個数: 32

約数和(自身を含む): 122316480

約数和(自身を除く): 58108664

約数列:

[1, 2, 4, 8, 131, 197, 262, 311, 394, 524, 622, 788, 1048, 1244, 1576, 2488, 25807, 40741, 51614, 61267, 81482, 103228, 122534, 162964, 206456, 245068, 325928, 490136, 8025977, 16051954, 32103908, 64207816]

約数ペア:

[(1, 64207816), (2, 32103908), (4, 16051954), (8, 8025977), (131, 490136), (197, 325928), (262, 245068), (311, 206456), (394, 162964), (524, 122534), (622, 103228), (788, 81482), (1048, 61267), (1244, 51614), (1576, 40741), (2488, 25807)]