85147280

素因数分解:

$2^4\times 5^1\times {\mathrm{1064341}}^1$

素因数の和:1064354

約数の個数: 20

約数和(自身を含む): 197967612

約数和(自身を除く): 112820332

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1064341, 2128682, 4257364, 5321705, 8514728, 10643410, 17029456, 21286820, 42573640, 85147280]

約数ペア:

[(1, 85147280), (2, 42573640), (4, 21286820), (5, 17029456), (8, 10643410), (10, 8514728), (16, 5321705), (20, 4257364), (40, 2128682), (80, 1064341)]