855403744

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{20359}}^1$

素因数の和:20483

約数の個数: 48

約数和(自身を含む): 1831667040

約数和(自身を除く): 976263296

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 101, 104, 202, 208, 404, 416, 808, 1313, 1616, 2626, 3232, 5252, 10504, 20359, 21008, 40718, 42016, 81436, 162872, 264667, 325744, 529334, 651488, 1058668, 2056259, 2117336, 4112518, 4234672, 8225036, 8469344, 16450072, 26731367, 32900144, 53462734, 65800288, 106925468, 213850936, 427701872, 855403744]

約数ペア:

[(1, 855403744), (2, 427701872), (4, 213850936), (8, 106925468), (13, 65800288), (16, 53462734), (26, 32900144), (32, 26731367), (52, 16450072), (101, 8469344), (104, 8225036), (202, 4234672), (208, 4112518), (404, 2117336), (416, 2056259), (808, 1058668), (1313, 651488), (1616, 529334), (2626, 325744), (3232, 264667), (5252, 162872), (10504, 81436), (20359, 42016), (21008, 40718)]