25163504

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{431}}^1$

素因数の和:569

約数の個数: 40

約数和(自身を含む): 50621760

約数和(自身を除く): 25458256

約数列:

[1, 2, 4, 8, 16, 41, 82, 89, 164, 178, 328, 356, 431, 656, 712, 862, 1424, 1724, 3448, 3649, 6896, 7298, 14596, 17671, 29192, 35342, 38359, 58384, 70684, 76718, 141368, 153436, 282736, 306872, 613744, 1572719, 3145438, 6290876, 12581752, 25163504]

約数ペア:

[(1, 25163504), (2, 12581752), (4, 6290876), (8, 3145438), (16, 1572719), (41, 613744), (82, 306872), (89, 282736), (164, 153436), (178, 141368), (328, 76718), (356, 70684), (431, 58384), (656, 38359), (712, 35342), (862, 29192), (1424, 17671), (1724, 14596), (3448, 7298), (3649, 6896)]