79902400

素因数分解:

$2^6\times 5^2\times {\mathrm{49939}}^1$

素因数の和:49961

約数の個数: 42

約数和(自身を含む): 196613780

約数和(自身を除く): 116711380

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 49939, 99878, 199756, 249695, 399512, 499390, 799024, 998780, 1248475, 1598048, 1997560, 2496950, 3196096, 3995120, 4993900, 7990240, 9987800, 15980480, 19975600, 39951200, 79902400]

約数ペア:

[(1, 79902400), (2, 39951200), (4, 19975600), (5, 15980480), (8, 9987800), (10, 7990240), (16, 4993900), (20, 3995120), (25, 3196096), (32, 2496950), (40, 1997560), (50, 1598048), (64, 1248475), (80, 998780), (100, 799024), (160, 499390), (200, 399512), (320, 249695), (400, 199756), (800, 99878), (1600, 49939)]