65331968

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{293}}^1$

素因数の和:389

約数の個数: 72

約数和(自身を含む): 143022768

約数和(自身を除く): 77690800

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 67, 104, 128, 134, 208, 256, 268, 293, 416, 536, 586, 832, 871, 1072, 1172, 1664, 1742, 2144, 2344, 3328, 3484, 3809, 4288, 4688, 6968, 7618, 8576, 9376, 13936, 15236, 17152, 18752, 19631, 27872, 30472, 37504, 39262, 55744, 60944, 75008, 78524, 111488, 121888, 157048, 222976, 243776, 255203, 314096, 487552, 510406, 628192, 975104, 1020812, 1256384, 2041624, 2512768, 4083248, 5025536, 8166496, 16332992, 32665984, 65331968]

約数ペア:

[(1, 65331968), (2, 32665984), (4, 16332992), (8, 8166496), (13, 5025536), (16, 4083248), (26, 2512768), (32, 2041624), (52, 1256384), (64, 1020812), (67, 975104), (104, 628192), (128, 510406), (134, 487552), (208, 314096), (256, 255203), (268, 243776), (293, 222976), (416, 157048), (536, 121888), (586, 111488), (832, 78524), (871, 75008), (1072, 60944), (1172, 55744), (1664, 39262), (1742, 37504), (2144, 30472), (2344, 27872), (3328, 19631), (3484, 18752), (3809, 17152), (4288, 15236), (4688, 13936), (6968, 9376), (7618, 8576)]