561936752

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{87149}}^1$

素因数の和:87201

約数の個数: 40

約数和(自身を含む): 1210339200

約数和(自身を除く): 648402448

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 87149, 174298, 348596, 697192, 1132937, 1394384, 2265874, 2701619, 4531748, 5403238, 9063496, 10806476, 18126992, 21612952, 35121047, 43225904, 70242094, 140484188, 280968376, 561936752]

約数ペア:

[(1, 561936752), (2, 280968376), (4, 140484188), (8, 70242094), (13, 43225904), (16, 35121047), (26, 21612952), (31, 18126992), (52, 10806476), (62, 9063496), (104, 5403238), (124, 4531748), (208, 2701619), (248, 2265874), (403, 1394384), (496, 1132937), (806, 697192), (1612, 348596), (3224, 174298), (6448, 87149)]