66067520

素因数分解:

$2^6\times 5^1\times {\mathrm{206461}}^1$

素因数の和:206478

約数の個数: 28

約数和(自身を含む): 157324044

約数和(自身を除く): 91256524

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 206461, 412922, 825844, 1032305, 1651688, 2064610, 3303376, 4129220, 6606752, 8258440, 13213504, 16516880, 33033760, 66067520]

約数ペア:

[(1, 66067520), (2, 33033760), (4, 16516880), (5, 13213504), (8, 8258440), (10, 6606752), (16, 4129220), (20, 3303376), (32, 2064610), (40, 1651688), (64, 1032305), (80, 825844), (160, 412922), (320, 206461)]