25115392

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1$

素因数の和:261

約数の個数: 72

約数和(自身を含む): 55188000

約数和(自身を除く): 30072608

約数列:

[1, 2, 4, 8, 16, 17, 29, 32, 34, 58, 64, 68, 116, 128, 136, 199, 232, 256, 272, 398, 464, 493, 544, 796, 928, 986, 1088, 1592, 1856, 1972, 2176, 3184, 3383, 3712, 3944, 4352, 5771, 6368, 6766, 7424, 7888, 11542, 12736, 13532, 15776, 23084, 25472, 27064, 31552, 46168, 50944, 54128, 63104, 92336, 98107, 108256, 126208, 184672, 196214, 216512, 369344, 392428, 433024, 738688, 784856, 866048, 1477376, 1569712, 3139424, 6278848, 12557696, 25115392]

約数ペア:

[(1, 25115392), (2, 12557696), (4, 6278848), (8, 3139424), (16, 1569712), (17, 1477376), (29, 866048), (32, 784856), (34, 738688), (58, 433024), (64, 392428), (68, 369344), (116, 216512), (128, 196214), (136, 184672), (199, 126208), (232, 108256), (256, 98107), (272, 92336), (398, 63104), (464, 54128), (493, 50944), (544, 46168), (796, 31552), (928, 27064), (986, 25472), (1088, 23084), (1592, 15776), (1856, 13532), (1972, 12736), (2176, 11542), (3184, 7888), (3383, 7424), (3712, 6766), (3944, 6368), (4352, 5771)]