178879168

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{12647}}^1$

素因数の和:12689

約数の個数: 56

約数和(自身を含む): 404786592

約数和(自身を除く): 225907424

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 136, 208, 221, 272, 416, 442, 544, 832, 884, 1088, 1768, 3536, 7072, 12647, 14144, 25294, 50588, 101176, 164411, 202352, 214999, 328822, 404704, 429998, 657644, 809408, 859996, 1315288, 1719992, 2630576, 2794987, 3439984, 5261152, 5589974, 6879968, 10522304, 11179948, 13759936, 22359896, 44719792, 89439584, 178879168]

約数ペア:

[(1, 178879168), (2, 89439584), (4, 44719792), (8, 22359896), (13, 13759936), (16, 11179948), (17, 10522304), (26, 6879968), (32, 5589974), (34, 5261152), (52, 3439984), (64, 2794987), (68, 2630576), (104, 1719992), (136, 1315288), (208, 859996), (221, 809408), (272, 657644), (416, 429998), (442, 404704), (544, 328822), (832, 214999), (884, 202352), (1088, 164411), (1768, 101176), (3536, 50588), (7072, 25294), (12647, 14144)]