133016720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{87511}}^1$

素因数の和:87543

約数の個数: 40

約数和(自身を含む): 325544640

約数和(自身を除く): 192527920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 87511, 175022, 350044, 437555, 700088, 875110, 1400176, 1662709, 1750220, 3325418, 3500440, 6650836, 7000880, 8313545, 13301672, 16627090, 26603344, 33254180, 66508360, 133016720]

約数ペア:

[(1, 133016720), (2, 66508360), (4, 33254180), (5, 26603344), (8, 16627090), (10, 13301672), (16, 8313545), (19, 7000880), (20, 6650836), (38, 3500440), (40, 3325418), (76, 1750220), (80, 1662709), (95, 1400176), (152, 875110), (190, 700088), (304, 437555), (380, 350044), (760, 175022), (1520, 87511)]