80551360

素因数分解:

$2^6\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1193}}^1$

素因数の和:1421

約数の個数: 56

約数和(自身を含む): 192883536

約数和(自身を除く): 112332176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 211, 320, 422, 844, 1055, 1193, 1688, 2110, 2386, 3376, 4220, 4772, 5965, 6752, 8440, 9544, 11930, 13504, 16880, 19088, 23860, 33760, 38176, 47720, 67520, 76352, 95440, 190880, 251723, 381760, 503446, 1006892, 1258615, 2013784, 2517230, 4027568, 5034460, 8055136, 10068920, 16110272, 20137840, 40275680, 80551360]

約数ペア:

[(1, 80551360), (2, 40275680), (4, 20137840), (5, 16110272), (8, 10068920), (10, 8055136), (16, 5034460), (20, 4027568), (32, 2517230), (40, 2013784), (64, 1258615), (80, 1006892), (160, 503446), (211, 381760), (320, 251723), (422, 190880), (844, 95440), (1055, 76352), (1193, 67520), (1688, 47720), (2110, 38176), (2386, 33760), (3376, 23860), (4220, 19088), (4772, 16880), (5965, 13504), (6752, 11930), (8440, 9544)]