279988265776

素因数分解:

$2^4\times {\mathrm{181}}^1\times {\mathrm{7433}}^1\times {\mathrm{13007}}^1$

素因数の和:20629

約数の個数: 40

約数和(自身を含む): 545589705024

約数和(自身を除く): 265601439248

約数列:

[1, 2, 4, 8, 16, 181, 362, 724, 1448, 2896, 7433, 13007, 14866, 26014, 29732, 52028, 59464, 104056, 118928, 208112, 1345373, 2354267, 2690746, 4708534, 5381492, 9417068, 10762984, 18834136, 21525968, 37668272, 96681031, 193362062, 386724124, 773448248, 1546896496, 17499266611, 34998533222, 69997066444, 139994132888, 279988265776]

約数ペア:

[(1, 279988265776), (2, 139994132888), (4, 69997066444), (8, 34998533222), (16, 17499266611), (181, 1546896496), (362, 773448248), (724, 386724124), (1448, 193362062), (2896, 96681031), (7433, 37668272), (13007, 21525968), (14866, 18834136), (26014, 10762984), (29732, 9417068), (52028, 5381492), (59464, 4708534), (104056, 2690746), (118928, 2354267), (208112, 1345373)]