129369136

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{7873}}^1$

素因数の和:7973

約数の個数: 40

約数和(自身を含む): 273385280

約数和(自身を除く): 144016144

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 79, 104, 158, 208, 316, 632, 1027, 1264, 2054, 4108, 7873, 8216, 15746, 16432, 31492, 62984, 102349, 125968, 204698, 409396, 621967, 818792, 1243934, 1637584, 2487868, 4975736, 8085571, 9951472, 16171142, 32342284, 64684568, 129369136]

約数ペア:

[(1, 129369136), (2, 64684568), (4, 32342284), (8, 16171142), (13, 9951472), (16, 8085571), (26, 4975736), (52, 2487868), (79, 1637584), (104, 1243934), (158, 818792), (208, 621967), (316, 409396), (632, 204698), (1027, 125968), (1264, 102349), (2054, 62984), (4108, 31492), (7873, 16432), (8216, 15746)]