81057136

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{911}}^1$

素因数の和:1069

約数の個数: 40

約数和(自身を含む): 161489664

約数和(自身を除く): 80432528

約数列:

[1, 2, 4, 8, 16, 67, 83, 134, 166, 268, 332, 536, 664, 911, 1072, 1328, 1822, 3644, 5561, 7288, 11122, 14576, 22244, 44488, 61037, 75613, 88976, 122074, 151226, 244148, 302452, 488296, 604904, 976592, 1209808, 5066071, 10132142, 20264284, 40528568, 81057136]

約数ペア:

[(1, 81057136), (2, 40528568), (4, 20264284), (8, 10132142), (16, 5066071), (67, 1209808), (83, 976592), (134, 604904), (166, 488296), (268, 302452), (332, 244148), (536, 151226), (664, 122074), (911, 88976), (1072, 75613), (1328, 61037), (1822, 44488), (3644, 22244), (5561, 14576), (7288, 11122)]