42242800

素因数分解:

$2^4\times 5^2\times {\mathrm{105607}}^1$

素因数の和:105625

約数の個数: 30

約数和(自身を含む): 101489288

約数和(自身を除く): 59246488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 105607, 211214, 422428, 528035, 844856, 1056070, 1689712, 2112140, 2640175, 4224280, 5280350, 8448560, 10560700, 21121400, 42242800]

約数ペア:

[(1, 42242800), (2, 21121400), (4, 10560700), (5, 8448560), (8, 5280350), (10, 4224280), (16, 2640175), (20, 2112140), (25, 1689712), (40, 1056070), (50, 844856), (80, 528035), (100, 422428), (200, 211214), (400, 105607)]