165134240

素因数分解:

$2^5\times 5^1\times {\mathrm{439}}^1\times {\mathrm{2351}}^1$

素因数の和:2805

約数の個数: 48

約数和(自身を含む): 391184640

約数和(自身を除く): 226050400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 439, 878, 1756, 2195, 2351, 3512, 4390, 4702, 7024, 8780, 9404, 11755, 14048, 17560, 18808, 23510, 35120, 37616, 47020, 70240, 75232, 94040, 188080, 376160, 1032089, 2064178, 4128356, 5160445, 8256712, 10320890, 16513424, 20641780, 33026848, 41283560, 82567120, 165134240]

約数ペア:

[(1, 165134240), (2, 82567120), (4, 41283560), (5, 33026848), (8, 20641780), (10, 16513424), (16, 10320890), (20, 8256712), (32, 5160445), (40, 4128356), (80, 2064178), (160, 1032089), (439, 376160), (878, 188080), (1756, 94040), (2195, 75232), (2351, 70240), (3512, 47020), (4390, 37616), (4702, 35120), (7024, 23510), (8780, 18808), (9404, 17560), (11755, 14048)]