84161200

素因数分解:

$2^4\times 5^2\times {\mathrm{210403}}^1$

素因数の和:210421

約数の個数: 30

約数和(自身を含む): 202198244

約数和(自身を除く): 118037044

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 210403, 420806, 841612, 1052015, 1683224, 2104030, 3366448, 4208060, 5260075, 8416120, 10520150, 16832240, 21040300, 42080600, 84161200]

約数ペア:

[(1, 84161200), (2, 42080600), (4, 21040300), (5, 16832240), (8, 10520150), (10, 8416120), (16, 5260075), (20, 4208060), (25, 3366448), (40, 2104030), (50, 1683224), (80, 1052015), (100, 841612), (200, 420806), (400, 210403)]