25216912

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{3691}}^1$

素因数の和:3767

約数の個数: 40

約数和(自身を含む): 56768192

約数和(自身を除く): 31551280

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 112, 122, 244, 427, 488, 854, 976, 1708, 3416, 3691, 6832, 7382, 14764, 25837, 29528, 51674, 59056, 103348, 206696, 225151, 413392, 450302, 900604, 1576057, 1801208, 3152114, 3602416, 6304228, 12608456, 25216912]

約数ペア:

[(1, 25216912), (2, 12608456), (4, 6304228), (7, 3602416), (8, 3152114), (14, 1801208), (16, 1576057), (28, 900604), (56, 450302), (61, 413392), (112, 225151), (122, 206696), (244, 103348), (427, 59056), (488, 51674), (854, 29528), (976, 25837), (1708, 14764), (3416, 7382), (3691, 6832)]