513384976

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:456

約数の個数: 80

約数和(自身を含む): 1097152000

約数和(自身を除く): 583767024

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 79, 104, 157, 158, 199, 208, 314, 316, 398, 628, 632, 796, 1027, 1256, 1264, 1592, 2041, 2054, 2512, 2587, 3184, 4082, 4108, 5174, 8164, 8216, 10348, 12403, 15721, 16328, 16432, 20696, 24806, 31243, 31442, 32656, 41392, 49612, 62486, 62884, 99224, 124972, 125768, 161239, 198448, 204373, 249944, 251536, 322478, 406159, 408746, 499888, 644956, 812318, 817492, 1289912, 1624636, 1634984, 2468197, 2579824, 3249272, 3269968, 4936394, 6498544, 9872788, 19745576, 32086561, 39491152, 64173122, 128346244, 256692488, 513384976]

約数ペア:

[(1, 513384976), (2, 256692488), (4, 128346244), (8, 64173122), (13, 39491152), (16, 32086561), (26, 19745576), (52, 9872788), (79, 6498544), (104, 4936394), (157, 3269968), (158, 3249272), (199, 2579824), (208, 2468197), (314, 1634984), (316, 1624636), (398, 1289912), (628, 817492), (632, 812318), (796, 644956), (1027, 499888), (1256, 408746), (1264, 406159), (1592, 322478), (2041, 251536), (2054, 249944), (2512, 204373), (2587, 198448), (3184, 161239), (4082, 125768), (4108, 124972), (5174, 99224), (8164, 62884), (8216, 62486), (10348, 49612), (12403, 41392), (15721, 32656), (16328, 31442), (16432, 31243), (20696, 24806)]