134644520

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1\times {\mathrm{193}}^1$

素因数の和:474

約数の個数: 64

約数和(自身を含む): 309251520

約数和(自身を除く): 174607000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 163, 193, 214, 326, 386, 428, 535, 652, 772, 815, 856, 965, 1070, 1304, 1544, 1630, 1930, 2140, 3260, 3860, 4280, 6520, 7720, 17441, 20651, 31459, 34882, 41302, 62918, 69764, 82604, 87205, 103255, 125836, 139528, 157295, 165208, 174410, 206510, 251672, 314590, 348820, 413020, 629180, 697640, 826040, 1258360, 3366113, 6732226, 13464452, 16830565, 26928904, 33661130, 67322260, 134644520]

約数ペア:

[(1, 134644520), (2, 67322260), (4, 33661130), (5, 26928904), (8, 16830565), (10, 13464452), (20, 6732226), (40, 3366113), (107, 1258360), (163, 826040), (193, 697640), (214, 629180), (326, 413020), (386, 348820), (428, 314590), (535, 251672), (652, 206510), (772, 174410), (815, 165208), (856, 157295), (965, 139528), (1070, 125836), (1304, 103255), (1544, 87205), (1630, 82604), (1930, 69764), (2140, 62918), (3260, 41302), (3860, 34882), (4280, 31459), (6520, 20651), (7720, 17441)]