78120644

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{487}}^1$

素因数の和:852

約数の個数: 48

約数和(自身を含む): 166263552

約数和(自身を除く): 88142908

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 337, 476, 487, 674, 974, 1348, 1948, 2359, 3409, 4718, 5729, 6818, 8279, 9436, 11458, 13636, 16558, 22916, 33116, 40103, 57953, 80206, 115906, 160412, 164119, 231812, 328238, 656476, 1148833, 2297666, 2790023, 4595332, 5580046, 11160092, 19530161, 39060322, 78120644]

約数ペア:

[(1, 78120644), (2, 39060322), (4, 19530161), (7, 11160092), (14, 5580046), (17, 4595332), (28, 2790023), (34, 2297666), (68, 1148833), (119, 656476), (238, 328238), (337, 231812), (476, 164119), (487, 160412), (674, 115906), (974, 80206), (1348, 57953), (1948, 40103), (2359, 33116), (3409, 22916), (4718, 16558), (5729, 13636), (6818, 11458), (8279, 9436)]