720267904

素因数分解:

$2^7\times {\mathrm{661}}^1\times {\mathrm{8513}}^1$

素因数の和:9188

約数の個数: 32

約数和(自身を含む): 1437248340

約数和(自身を除く): 716980436

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 661, 1322, 2644, 5288, 8513, 10576, 17026, 21152, 34052, 42304, 68104, 84608, 136208, 272416, 544832, 1089664, 5627093, 11254186, 22508372, 45016744, 90033488, 180066976, 360133952, 720267904]

約数ペア:

[(1, 720267904), (2, 360133952), (4, 180066976), (8, 90033488), (16, 45016744), (32, 22508372), (64, 11254186), (128, 5627093), (661, 1089664), (1322, 544832), (2644, 272416), (5288, 136208), (8513, 84608), (10576, 68104), (17026, 42304), (21152, 34052)]