80971904

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{48661}}^1$

素因数の和:48688

約数の個数: 32

約数和(自身を含む): 173723340

約数和(自身を除く): 92751436

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 48661, 97322, 194644, 389288, 632593, 778576, 1265186, 1557152, 2530372, 3114304, 5060744, 6228608, 10121488, 20242976, 40485952, 80971904]

約数ペア:

[(1, 80971904), (2, 40485952), (4, 20242976), (8, 10121488), (13, 6228608), (16, 5060744), (26, 3114304), (32, 2530372), (52, 1557152), (64, 1265186), (104, 778576), (128, 632593), (208, 389288), (416, 194644), (832, 97322), (1664, 48661)]