31528480

素因数分解:

$2^5\times 5^1\times {\mathrm{193}}^1\times {\mathrm{1021}}^1$

素因数の和:1229

約数の個数: 48

約数和(自身を含む): 74945304

約数和(自身を除く): 43416824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 193, 386, 772, 965, 1021, 1544, 1930, 2042, 3088, 3860, 4084, 5105, 6176, 7720, 8168, 10210, 15440, 16336, 20420, 30880, 32672, 40840, 81680, 163360, 197053, 394106, 788212, 985265, 1576424, 1970530, 3152848, 3941060, 6305696, 7882120, 15764240, 31528480]

約数ペア:

[(1, 31528480), (2, 15764240), (4, 7882120), (5, 6305696), (8, 3941060), (10, 3152848), (16, 1970530), (20, 1576424), (32, 985265), (40, 788212), (80, 394106), (160, 197053), (193, 163360), (386, 81680), (772, 40840), (965, 32672), (1021, 30880), (1544, 20420), (1930, 16336), (2042, 15440), (3088, 10210), (3860, 8168), (4084, 7720), (5105, 6176)]