25553696

素因数分解:

$2^5\times 7^2\times {\mathrm{43}}^1\times {\mathrm{379}}^1$

素因数の和:446

約数の個数: 72

約数和(自身を含む): 60041520

約数和(自身を除く): 34487824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 49, 56, 86, 98, 112, 172, 196, 224, 301, 344, 379, 392, 602, 688, 758, 784, 1204, 1376, 1516, 1568, 2107, 2408, 2653, 3032, 4214, 4816, 5306, 6064, 8428, 9632, 10612, 12128, 16297, 16856, 18571, 21224, 32594, 33712, 37142, 42448, 65188, 67424, 74284, 84896, 114079, 130376, 148568, 228158, 260752, 297136, 456316, 521504, 594272, 798553, 912632, 1597106, 1825264, 3194212, 3650528, 6388424, 12776848, 25553696]

約数ペア:

[(1, 25553696), (2, 12776848), (4, 6388424), (7, 3650528), (8, 3194212), (14, 1825264), (16, 1597106), (28, 912632), (32, 798553), (43, 594272), (49, 521504), (56, 456316), (86, 297136), (98, 260752), (112, 228158), (172, 148568), (196, 130376), (224, 114079), (301, 84896), (344, 74284), (379, 67424), (392, 65188), (602, 42448), (688, 37142), (758, 33712), (784, 32594), (1204, 21224), (1376, 18571), (1516, 16856), (1568, 16297), (2107, 12128), (2408, 10612), (2653, 9632), (3032, 8428), (4214, 6064), (4816, 5306)]