71196080

素因数分解:

$2^4\times 5^1\times {\mathrm{889951}}^1$

素因数の和:889964

約数の個数: 20

約数和(自身を含む): 165531072

約数和(自身を除く): 94334992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 889951, 1779902, 3559804, 4449755, 7119608, 8899510, 14239216, 17799020, 35598040, 71196080]

約数ペア:

[(1, 71196080), (2, 35598040), (4, 17799020), (5, 14239216), (8, 8899510), (10, 7119608), (16, 4449755), (20, 3559804), (40, 1779902), (80, 889951)]