25118464

素因数分解:

$2^8\times 7^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:261

約数の個数: 72

約数和(自身を含む): 58278528

約数和(自身を除く): 33160064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 107, 112, 128, 131, 214, 224, 256, 262, 428, 448, 524, 749, 856, 896, 917, 1048, 1498, 1712, 1792, 1834, 2096, 2996, 3424, 3668, 4192, 5992, 6848, 7336, 8384, 11984, 13696, 14017, 14672, 16768, 23968, 27392, 28034, 29344, 33536, 47936, 56068, 58688, 95872, 98119, 112136, 117376, 191744, 196238, 224272, 234752, 392476, 448544, 784952, 897088, 1569904, 1794176, 3139808, 3588352, 6279616, 12559232, 25118464]

約数ペア:

[(1, 25118464), (2, 12559232), (4, 6279616), (7, 3588352), (8, 3139808), (14, 1794176), (16, 1569904), (28, 897088), (32, 784952), (56, 448544), (64, 392476), (107, 234752), (112, 224272), (128, 196238), (131, 191744), (214, 117376), (224, 112136), (256, 98119), (262, 95872), (428, 58688), (448, 56068), (524, 47936), (749, 33536), (856, 29344), (896, 28034), (917, 27392), (1048, 23968), (1498, 16768), (1712, 14672), (1792, 14017), (1834, 13696), (2096, 11984), (2996, 8384), (3424, 7336), (3668, 6848), (4192, 5992)]