64502864

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{66089}}^1$

素因数の和:66158

約数の個数: 20

約数和(自身を含む): 127024980

約数和(自身を除く): 62522116

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 66089, 132178, 264356, 528712, 1057424, 4031429, 8062858, 16125716, 32251432, 64502864]

約数ペア:

[(1, 64502864), (2, 32251432), (4, 16125716), (8, 8062858), (16, 4031429), (61, 1057424), (122, 528712), (244, 264356), (488, 132178), (976, 66089)]