64476584

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{661}}^1$

素因数の和:893

約数の個数: 32

約数和(自身を含む): 123330600

約数和(自身を除く): 58854016

約数列:

[1, 2, 4, 8, 89, 137, 178, 274, 356, 548, 661, 712, 1096, 1322, 2644, 5288, 12193, 24386, 48772, 58829, 90557, 97544, 117658, 181114, 235316, 362228, 470632, 724456, 8059573, 16119146, 32238292, 64476584]

約数ペア:

[(1, 64476584), (2, 32238292), (4, 16119146), (8, 8059573), (89, 724456), (137, 470632), (178, 362228), (274, 235316), (356, 181114), (548, 117658), (661, 97544), (712, 90557), (1096, 58829), (1322, 48772), (2644, 24386), (5288, 12193)]