200055280

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{35221}}^1$

素因数の和:35305

約数の個数: 40

約数和(自身を含む): 471693024

約数和(自身を除く): 271637744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 35221, 70442, 140884, 176105, 281768, 352210, 563536, 704420, 1408840, 2500691, 2817680, 5001382, 10002764, 12503455, 20005528, 25006910, 40011056, 50013820, 100027640, 200055280]

約数ペア:

[(1, 200055280), (2, 100027640), (4, 50013820), (5, 40011056), (8, 25006910), (10, 20005528), (16, 12503455), (20, 10002764), (40, 5001382), (71, 2817680), (80, 2500691), (142, 1408840), (284, 704420), (355, 563536), (568, 352210), (710, 281768), (1136, 176105), (1420, 140884), (2840, 70442), (5680, 35221)]